Float Away with Cuteness!
Build Your Own Sea Otter Family

Capture the heartwarming bond between a mother and pup with this charming 1,234-piece LEGO Ideas set. Perfect for animal lovers and creative builders of all ages.

🏛 LEGO Ideas and CUUSOO
Set #21366

Floating Sea Otters

Floating Sea Otters is a delightful tribute to marine wildlife.

🏆 Best For: Perfect for LEGO fans who enjoy nature-themed sets and appreciate creative building techniques. ⏱ 4.5 hr build 🧩 1,234 pcs 🎂 Ages 18+
★★★★☆ 4.3

The Floating Sea Otters set is praised for its adorable design and clever use of color to capture the beauty of marine life. Some builders feel the price is slightly high considering the piece count, but overall, it's considered a charming and satisfying build.

MSRP
$119.99
Best Price
$107.99
You Save
10% OFF
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📝 Our Take

Floating Sea Otters is a delightful tribute to marine wildlife. This LEGO Ideas set perfectly captures the playful nature of sea otters in their natural habitat, making it a charming and engaging build for LEGO enthusiasts of all ages.

This set is perfect for animal lovers and those seeking a relaxing building experience. The use of vibrant colors and clever building techniques results in a visually appealing display piece that will bring joy to any room.

Skip this if you prefer action-packed themes or complex building challenges. While the Floating Sea Otters set is visually stunning, those seeking a more intricate build might prefer sets like the LEGO Ideas Globe 21332-1 or the Bonsai Tree 10281-1.

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How does the Floating Sea Otters set compare to other LEGO Ideas nature-themed sets in terms of building experience and display value? What are some creative ways to display the Floating Sea Otters set to enhance its visual appeal? How does the price-per-piece ratio of this set compare to other sets in the LEGO Ideas theme? What are the key design elements that make this set stand out from other LEGO animal models?

🧱 Building Experience

🧩
1,234
Pieces
4.5h
Build Time
📊
Intermediate
Difficulty
📏
8cm × 30cm × 19cm
Dimensions
Build Highlights:
  • Innovative use of transparent blue tiles to simulate water.
  • Incorporation of curved slopes to create realistic otter shapes.
  • Clever integration of plant elements to represent kelp forests.
  • Dynamic posing of the otters creates a sense of movement and playfulness.

📈 Investment Analysis

↑ Trending up since release
B+
Investment Grade
⏳ Appreciating
The Floating Sea Otters set has good investment potential due to its unique theme and appealing design. LEGO Ideas sets often retain or increase in value, especially those with broad appeal. The rising price trend suggests strong early demand. While the piece count is moderate for the price, the set's aesthetic and display value make it a worthwhile addition to any collection. However, monitor the market after retirement to gauge long-term appreciation.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

📖 About This Set

Max out the cuteness of your home decor with the LEGO® Ideas Floating Sea Otters craft kit (21366) for adults. Create an adorable brick-built model of a mother sea otter relaxing in water with her pup. Place the little pup figure on its mama’s belly. Pose mama’s head, mouth, flippers and claws. And change up your sea animals showpiece by giving mama the buildable clam. The original design for this set was created by a fan designer and voted for by LEGO fans. It offers a joyful, immersive activity for adults, whether you’re new to LEGO sets or a more experienced builder. And you can enjoy enhanced building with the LEGO Builder app, zooming and rotating using 3D instructions, while saving and tracking your progress. A fun gift for animal lovers, this set contains 1,234 pieces.

  • FUN HOME DECOR – Take time out to capture the cuteness, calm and mutual love of 2 floating sea otters with this LEGO® Ideas craft kit (21366) for adults
  • 2 SEA ANIMALS – Build a detailed LEGO® model of a mother otter relaxing in water with a removable brick-built pup figure
  • CREATIVE ACTIVITY – This craft kit for adults offers a fun, mindful building project for nature lovers, whether new to LEGO® sets or more experienced builders
  • DISPLAY YOUR WAY – Pose the mother sea otter’s head, mouth, arms and flippers, and place the pup on her belly; or display mama with the buildable clam
  • GIFT FOR ANIMAL LOVERS – Treat yourself or give this sea otters build-and-display model to other creative adults with a passion for nature and animals
  • 3D BUILDING INSTRUCTIONS – Get ready to build like never before with the LEGO® Builder app, where you can save sets, track your progress, zoom in and rotate your set with 3D building instructions
  • THE LEGO® FANS’ CHOICE – This LEGO set for adults is part ofthe LEGO Ideas collection, where each building kit is created by a fan designer, voted for by LEGO fans and produced by the LEGO Group
  • DIMENSIONS – This 1,234-piece sea otter LEGO® set measures over 3 in. (8 cm) high, 11.5 in. (30 cm) wide and 7.5 in. (19 cm) deep

Compare Similar Sets

Compared to other LEGO Ideas sets, the Floating Sea Otters offers a unique focus on marine wildlife. While sets like the Tree House 21318-1 offer a larger build experience, the Sea Otters provide a more compact and visually striking display piece. Consider this set for its charming design and relaxing building process.

📦 Full Parts Inventory - 170 unique parts • 1,179 total pieces

Weapon Bladed Claw Spread Weapon Bladed Cla...
Part #: 10187 White
Brick Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges] Brick Curved 4 x ...
Part #: 11153 Tan
Plate 3 x 3 Plate 3 x 3
Part #: 11212 Reddish Brown
Brick Wedged, Curved 3 x 4 x 2/3 Cutout Brick Wedged, Cur...
Part #: 11291 Tan
Brick Curved 2 x 1 No Studs [1/2 Bow] Brick Curved 2 x ...
Part #: 11477 13× Reddish Brown
Brick Curved 2 x 1 No Studs [1/2 Bow] Brick Curved 2 x ...
Part #: 11477 Tan
Brick Wedged, Sloped 45° 2 x 2 Corner Brick Wedged, Slo...
Part #: 13548 Dark Tan
Animal Body Part, Horn (Cattle) / Tentacle / Vine / Branch / Tongue - Long Animal Body Part,...
Part #: 13564 Bright Green
Plate Special 1 x 2 5.9mm Towball Socket Plate Special 1 x...
Part #: 14418 Light Bluish Gray
Plate Special 1 x 2 5.9mm Centre Side Towball Socket Plate Special 1 x...
Part #: 14704 Dark Bluish Gray
Brick Curved 2 x 2 x 2/3 Brick Curved 2 x ...
Part #: 15068 Tan
Brick Curved 2 x 2 x 2/3 Brick Curved 2 x ...
Part #: 15068 22× Reddish Brown
Plate Special 1 x 1 with Vertical Tooth Plate Special 1 x...
Part #: 15070 Reddish Brown
Tile Round 2 x 2 with Hole Tile Round 2 x 2 ...
Part #: 15535 Tan
Brick Sloped 45° 2 x 1 with 2/3 Cutout [New Version] Brick Sloped 45° ...
Part #: 15672 Reddish Brown
Tile Special 1 x 1 with Clip with Rounded Edges Tile Special 1 x ...
Part #: 15712 Tan
Tile Round 1 x 2 Half Circle Tile Round 1 x 2 ...
Part #: 1748 Tan
Technic Axle Pin 3L with Friction Ridges Lengthwise and 2L Axle Technic Axle Pin ...
Part #: 18651 Black
Plate Special Round 2 x 2 with Center Stud (Jumper Plate) Plate Special Rou...
Part #: 18674 Black
Animal Body Part, Clam / Scallop Half Shell with 4 Studs Animal Body Part,...
Part #: 18970 White
Tile Special 2 x 3 Pentagonal Tile Special 2 x ...
Part #: 22385 Black
Bar 2L with Towball Bar 2L with Towball
Part #: 22484 Black
Plant, Cherries Plant, Cherries
Part #: 22667 22× Olive Green
Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side Brick Special 1 x...
Part #: 22885 Light Bluish Gray
Plate 2 x 2 Corner Plate 2 x 2 Corner
Part #: 2420 Tan
Plate 2 x 2 Corner Plate 2 x 2 Corner
Part #: 2420 Black
Plate 2 x 2 Corner Plate 2 x 2 Corner
Part #: 2420 Reddish Brown
Plate 2 x 2 Corner Plate 2 x 2 Corner
Part #: 2420 Yellow
Plant, Leaves 4 x 3 Plant, Leaves 4 x 3
Part #: 2423 11× Dark Green
Brick Curved 3 x 2 No Studs Brick Curved 3 x ...
Part #: 24309 Tan
Brick Curved 3 x 2 No Studs Brick Curved 3 x ...
Part #: 24309 Reddish Brown
Tile 1 x 4 with Groove Tile 1 x 4 with G...
Part #: 2431 59× Trans-Light Blue
Tile 1 x 4 with Groove Tile 1 x 4 with G...
Part #: 2431 Black
Tile 1 x 4 with Groove Tile 1 x 4 with G...
Part #: 2431 Tan
Wedge Plate 3 x 3 Cut Corner Wedge Plate 3 x 3...
Part #: 2450 Tan
Wedge Plate 3 x 3 Cut Corner Wedge Plate 3 x 3...
Part #: 2450 Black
Brick 2 x 6 Brick 2 x 6
Part #: 2456 Tan
Tile Round 1 x 1 Quarter Tile Round 1 x 1 ...
Part #: 25269 Dark Turquoise
Tile Round 1 x 1 Quarter Tile Round 1 x 1 ...
Part #: 25269 Reddish Brown
Tile Round 1 x 1 Quarter Tile Round 1 x 1 ...
Part #: 25269 Trans-Light Blue
Tile Round 1 x 1 Quarter Tile Round 1 x 1 ...
Part #: 25269 Tan
Plate Special 1 x 1 Rounded with Handle Plate Special 1 x...
Part #: 26047 Sand Green
Plate Special 1 x 1 Rounded with Handle Plate Special 1 x...
Part #: 26047 Reddish Brown
Plate Special 1 x 1 Rounded with Handle Plate Special 1 x...
Part #: 26047 Black
Plate 4 x 4 Corner Plate 4 x 4 Corner
Part #: 2639 Black
Plate Round 2 x 2 with Rounded Bottom [Boat Stud] Plate Round 2 x 2...
Part #: 2654 Black
Plate Round 2 x 2 with Rounded Bottom [Boat Stud] Plate Round 2 x 2...
Part #: 2654 Bright Pink
Plate Round 2 x 2 with Rounded Bottom [Boat Stud] Plate Round 2 x 2...
Part #: 2654 Reddish Brown
Wedge Plate 2 x 2 Cut Corner Wedge Plate 2 x 2...
Part #: 26601 Reddish Brown
Wedge Plate 2 x 2 Cut Corner Wedge Plate 2 x 2...
Part #: 26601 Light Bluish Gray
Wedge Plate 2 x 2 Cut Corner Wedge Plate 2 x 2...
Part #: 26601 Dark Turquoise
Wedge Plate 2 x 2 Cut Corner Wedge Plate 2 x 2...
Part #: 26601 Tan
Tile 2 x 3 Tile 2 x 3
Part #: 26603 Reddish Brown
Brick Special 1 x 1 with Studs on 2 Adjacent Sides Brick Special 1 x...
Part #: 26604 Reddish Brown
Tile Special 2 x 2 Corner with Cut Corner - Facet Tile Special 2 x ...
Part #: 27263 Reddish Brown
Technic Axle Towball Technic Axle Towball
Part #: 2736 Light Bluish Gray
Tile 2 x 2 Curved, Macaroni Tile 2 x 2 Curved...
Part #: 27925 Black
Brick Sloped 45° 2 x 1 with 2/3 Inverted Cutout and no stud Brick Sloped 45° ...
Part #: 28192 Reddish Brown
Brick Wedged, Curved 2 x 1 with Stud Notch Right Brick Wedged, Cur...
Part #: 29119 Dark Tan
Brick Wedged, Curved 2 x 1 with Stud Notch Right Brick Wedged, Cur...
Part #: 29119 Tan
Brick Wedged, Curved 2 x 1 with Stud Notch Right Brick Wedged, Cur...
Part #: 29119 Black
Brick Wedged, Curved 2 x 1 with Stud Notch Right Brick Wedged, Cur...
Part #: 29119 25× Reddish Brown
Brick Wedged, Curved 2 x 1 with Stud Notch Left Brick Wedged, Cur...
Part #: 29120 Dark Tan
Brick Wedged, Curved 2 x 1 with Stud Notch Left Brick Wedged, Cur...
Part #: 29120 Black
Brick Wedged, Curved 2 x 1 with Stud Notch Left Brick Wedged, Cur...
Part #: 29120 Tan
Brick Wedged, Curved 2 x 1 with Stud Notch Left Brick Wedged, Cur...
Part #: 29120 Reddish Brown
Brick 2 x 4 Brick 2 x 4
Part #: 3001 Reddish Brown
Brick 2 x 4 Brick 2 x 4
Part #: 3001 Dark Tan
Brick 2 x 4 Brick 2 x 4
Part #: 3001 Light Bluish Gray
Brick 1 x 1 Brick 1 x 1
Part #: 3005 Black
Brick 1 x 1 Brick 1 x 1
Part #: 3005 Tan
Brick 2 x 10 Brick 2 x 10
Part #: 3006 Tan
Brick 2 x 10 Brick 2 x 10
Part #: 3006 Reddish Brown
Brick 2 x 8 Brick 2 x 8
Part #: 3007 Black
Brick 2 x 8 Brick 2 x 8
Part #: 3007 Reddish Brown
Brick 2 x 8 Brick 2 x 8
Part #: 3007 Tan
Brick 1 x 8 Brick 1 x 8
Part #: 3008 Black
Brick 1 x 6 Brick 1 x 6
Part #: 3009 Tan
Brick Special 1 x 2 Palisade [aka Log] Brick Special 1 x...
Part #: 30136 Dark Bluish Gray
Brick Special 1 x 2 Palisade [aka Log] Brick Special 1 x...
Part #: 30136 Black
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Light Bluish Gray
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Black
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Dark Tan
Plate 2 x 4 Plate 2 x 4
Part #: 3020 12× Dark Turquoise
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Tan
Plate 2 x 3 Plate 2 x 3
Part #: 3021 Black
Plate 2 x 3 Plate 2 x 3
Part #: 3021 Dark Tan
Plate 2 x 3 Plate 2 x 3
Part #: 3021 Dark Turquoise
Plate 2 x 3 Plate 2 x 3
Part #: 3021 11× Reddish Brown
Plate 2 x 2 Plate 2 x 2
Part #: 3022 12× Black
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Dark Turquoise
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Tan
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Medium Nougat
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Reddish Brown
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Dark Turquoise
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Tan
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Dark Bluish Gray
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Trans-Light Blue
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Reddish Brown
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Dark Brown
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Black
Plate 1 x 1 Plate 1 x 1
Part #: 3024 Dark Turquoise
Plate 1 x 1 Plate 1 x 1
Part #: 3024 Black
Plate 1 x 1 Plate 1 x 1
Part #: 3024 Dark Tan
Plate 1 x 1 Plate 1 x 1
Part #: 3024 13× Reddish Brown
Plate 4 x 4 Plate 4 x 4
Part #: 3031 Reddish Brown
Plate 4 x 4 Plate 4 x 4
Part #: 3031 White
Plate 4 x 4 Plate 4 x 4
Part #: 3031 Black
Plate 2 x 8 Plate 2 x 8
Part #: 3034 Reddish Brown
Plate 2 x 8 Plate 2 x 8
Part #: 3034 Tan
Plate 2 x 8 Plate 2 x 8
Part #: 3034 Black
Plate 4 x 8 Plate 4 x 8
Part #: 3035 Reddish Brown
Plate 4 x 8 Plate 4 x 8
Part #: 3035 Black
Plate Round Corner 3 x 3 Plate Round Corne...
Part #: 30357 Reddish Brown
Plate Round Corner 3 x 3 Plate Round Corne...
Part #: 30357 Dark Tan
Plate Round Corner 3 x 3 Plate Round Corne...
Part #: 30357 Dark Turquoise
Plate Round Corner 3 x 3 Plate Round Corne...
Part #: 30357 Black
Plate 6 x 8 Plate 6 x 8
Part #: 3036 Light Bluish Gray
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b Black
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b Tan
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b 27× Trans-Light Blue
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b Reddish Brown
Tile 1 x 1 with Groove Tile 1 x 1 with G...
Part #: 3070b Reddish Brown
Tile 1 x 1 with Groove Tile 1 x 1 with G...
Part #: 3070b Black
Tile 1 x 1 with Groove Tile 1 x 1 with G...
Part #: 3070b Trans-Light Blue
Plate Special 3 x 2 with Rounded End, Hole Plate Special 3 x...
Part #: 3176 Dark Bluish Gray
Plate Special 3 x 2 with Rounded End, Hole Plate Special 3 x...
Part #: 3176 Reddish Brown
Plate Special 1 x 2 with Door Rail Plate Special 1 x...
Part #: 32028 Black
Plate Special 1 x 2 with Door Rail Plate Special 1 x...
Part #: 32028 Reddish Brown
Technic Axle 2 Notched Technic Axle 2 No...
Part #: 32062 Red
Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Pin Technic Brick 1 x...
Part #: 32064a 16× Light Bluish Gray
Plant, Plate 1 x 1 Round with 3 Leaves Plant, Plate 1 x ...
Part #: 32607 Dark Green
Brick Curved Inverted 2 x 2 x 2/3 Brick Curved Inve...
Part #: 32803 Reddish Brown
Brick Sloped 33° 2 x 2 Double Brick Sloped 33° ...
Part #: 3300 Black
Plate 1 x 1 x 2/3 Half Round with Side Stud Plate 1 x 1 x 2/3...
Part #: 3386 10× Light Bluish Gray
Plate Special 2 x 2 with Only 2 studs Plate Special 2 x...
Part #: 33909 Reddish Brown
Plate Special 2 x 2 with Only 2 studs Plate Special 2 x...
Part #: 33909 Dark Tan
Plate Special 2 x 2 with Only 2 studs Plate Special 2 x...
Part #: 33909 Tan
Plate Special 1 x 3 with 2 Studs with Groove and Inside Stud Holder (Jumper) Plate Special 1 x...
Part #: 34103 Reddish Brown
Plate 1 x 8 Plate 1 x 8
Part #: 3460 Reddish Brown
Plate 1 x 8 Plate 1 x 8
Part #: 3460 Light Bluish Gray
Plate 1 x 8 Plate 1 x 8
Part #: 3460 Dark Bluish Gray
Plate 1 x 8 Plate 1 x 8
Part #: 3460 Black
Bar 1L with Clip [Cut Edges and One Side Hole] [Full Clip] Bar 1L with Clip ...
Part #: 3484 Reddish Brown
Bar 1L with Clip [Cut Edges and One Side Hole] [Full Clip] Bar 1L with Clip ...
Part #: 3484 Black
Plate Special 1 x 2 Rounded with 2 Open Studs Plate Special 1 x...
Part #: 35480 Reddish Brown
Plate Special 1 x 2 Rounded with 2 Open Studs Plate Special 1 x...
Part #: 35480 14× Dark Bluish Gray
Plate Special 1 x 2 Rounded with 2 Open Studs Plate Special 1 x...
Part #: 35480 Dark Tan
Plate Special 1 x 2 Rounded with 2 Open Studs Plate Special 1 x...
Part #: 35480 17× Yellow
Plate Special 1 x 2 Rounded with 2 Open Studs Plate Special 1 x...
Part #: 35480 Black
Tile 45° Cut 2 x 2 (Triangle) Tile 45° Cut 2 x ...
Part #: 35787 Black
Tile 45° Cut 2 x 2 (Triangle) Tile 45° Cut 2 x ...
Part #: 35787 Dark Turquoise
Tile 45° Cut 2 x 2 (Triangle) Tile 45° Cut 2 x ...
Part #: 35787 Tan
Tile 45° Cut 2 x 2 (Triangle) Tile 45° Cut 2 x ...
Part #: 35787 Reddish Brown
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Tan
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Dark Turquoise
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Dark Tan
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Black
Plate 1 x 3 Plate 1 x 3
Part #: 3623 12× Reddish Brown
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Yellow
Brick Arch 1 x 4 Brick Arch 1 x 4
Part #: 3659 Light Bluish Gray
Plate 1 x 6 Plate 1 x 6
Part #: 3666 Dark Turquoise
Plate 1 x 6 Plate 1 x 6
Part #: 3666 Reddish Brown
Bracket 1 x 1 - 1 x 1 Bracket 1 x 1 - 1...
Part #: 36841 Reddish Brown
Technic Brick 1 x 2 [1 Pin Hole] Technic Brick 1 x...
Part #: 3700 Light Bluish Gray
Technic Plate 2 x 4 [3 Holes] Technic Plate 2 x...
Part #: 3709 Black
Technic Plate 2 x 4 [3 Holes] Technic Plate 2 x...
Part #: 3709 White
Plate 1 x 4 Plate 1 x 4
Part #: 3710 Reddish Brown
Plate 1 x 4 Plate 1 x 4
Part #: 3710 Black
Plate 1 x 4 Plate 1 x 4
Part #: 3710 Dark Brown
Plate 1 x 4 Plate 1 x 4
Part #: 3710 12× Tan
Plate 2 x 6 Plate 2 x 6
Part #: 3795 Reddish Brown
Plate 2 x 6 Plate 2 x 6
Part #: 3795 Dark Bluish Gray
Plate 2 x 10 Plate 2 x 10
Part #: 3832 Tan
Brick Round 2 x 2 with Axle Hole Brick Round 2 x 2...
Part #: 3941 12× Yellow
Plate 6 x 6 Plate 6 x 6
Part #: 3958 Reddish Brown
Plate 6 x 6 Plate 6 x 6
Part #: 3958 Black
Brick Special 2 x 4 with 3 Axle Holes Brick Special 2 x...
Part #: 39789 Reddish Brown
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) Plate Round 2 x 2...
Part #: 4032a Yellow
Brick Special 1 x 1 with Headlight Brick Special 1 x...
Part #: 4070 Dark Tan
Tile 1 x 8 with Groove Tile 1 x 8 with G...
Part #: 4162 Black
Wedge Plate 4 x 2 Right Wedge Plate 4 x 2...
Part #: 41769 Reddish Brown
Wedge Plate 4 x 2 Left Wedge Plate 4 x 2...
Part #: 41770 Reddish Brown
Plate Special 2 x 2 with Double Inverted Curve, 1 Stud Plate Special 2 x...
Part #: 4190 18× Trans-Light Blue
Technic Axle Connector with Axle Hole [Reinforced] Technic Axle Conn...
Part #: 42135 Black
Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Half Hollow Anti-stud] - Updated Version Plate Special 2 x...
Part #: 4304 Reddish Brown
Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Half Hollow Anti-stud] - Updated Version Plate Special 2 x...
Part #: 4304 Light Bluish Gray
Technic Axle Pin with Friction Ridges Lengthwise Technic Axle Pin ...
Part #: 43093 Blue
Brick Wedged, Sloped 4 x 2 Triple Right Brick Wedged, Slo...
Part #: 43711 Dark Tan
Wedge Plate 3 x 2 Right Wedge Plate 3 x 2...
Part #: 43722 Dark Turquoise
Wedge Plate 3 x 2 Right Wedge Plate 3 x 2...
Part #: 43722 Tan
Wedge Plate 3 x 2 Right Wedge Plate 3 x 2...
Part #: 43722 10× Black
Wedge Plate 3 x 2 Left Wedge Plate 3 x 2...
Part #: 43723 Dark Turquoise
Wedge Plate 3 x 2 Left Wedge Plate 3 x 2...
Part #: 43723 10× Black
Bracket 1 x 2 - 2 x 2 Bracket 1 x 2 - 2...
Part #: 44728 Reddish Brown
Bracket 1 x 2 - 2 x 2 Bracket 1 x 2 - 2...
Part #: 44728 White
Plate 1 x 10 Plate 1 x 10
Part #: 4477 12× Black
Technic Pin Connector Perpendicular 2 x 2 Bent Technic Pin Conne...
Part #: 44809 Light Bluish Gray
Plate Special 1 x 2 [Open O Top Clip] Plate Special 1 x...
Part #: 44861 Light Bluish Gray
Plate Special 1 x 8 with Door Rail Plate Special 1 x...
Part #: 4510 Black
Technic Axle 3 Technic Axle 3
Part #: 4519 Yellow
Brick Sloped 1 x 6 x 1 with 1 x 2 x 1/3 Cutout Brick Sloped 1 x ...
Part #: 4569 Reddish Brown
Brick Wedged, Sloped 45° 2 x 4 Triple Brick Wedged, Slo...
Part #: 47759 Reddish Brown
Plate Special 1 x 2 [Side Handle Closed Ends] Plate Special 1 x...
Part #: 48336 Reddish Brown
Plate Special 1 x 2 [Side Handle Closed Ends] Plate Special 1 x...
Part #: 48336 Tan
Plate Special 2 x 2 with Horizontal T-Bar Underneath Plate Special 2 x...
Part #: 5066 Dark Bluish Gray
Plate Special 2 x 2 with Horizontal T-Bar Underneath Plate Special 2 x...
Part #: 5066 Black
Tile 1 x 2 with Stud Notch Left Tile 1 x 2 with S...
Part #: 5091 Trans-Light Blue
Tile 1 x 2 with Stud Notch Right Tile 1 x 2 with S...
Part #: 5092 Trans-Light Blue
Brick Wedged, Curved 2 x 2 with Stud Notch Right Brick Wedged, Cur...
Part #: 5093 Reddish Brown
Brick Wedged, Curved 2 x 2 with Stud Notch Right Brick Wedged, Cur...
Part #: 5093 Tan
Brick Wedged, Curved 2 x 2 with Stud Notch Right Brick Wedged, Cur...
Part #: 5093 Black
Brick Wedged, Curved 2 x 2 with Stud Notch Left Brick Wedged, Cur...
Part #: 5095 Tan
Brick Wedged, Curved 2 x 2 with Stud Notch Left Brick Wedged, Cur...
Part #: 5095 Black
Brick Wedged, Curved 2 x 2 with Stud Notch Left Brick Wedged, Cur...
Part #: 5095 Reddish Brown
Brick Curved 3 x 1 No Studs Brick Curved 3 x ...
Part #: 50950 Reddish Brown
Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small Animal Body Part,...
Part #: 53451 Bright Green
Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) Brick Sloped 30° ...
Part #: 54200 Reddish Brown
Plate Special 2 x 3 with Cloud Edge Plate Special 2 x...
Part #: 5518 Black
Brick Arch 1 x 5 x 3 1/3 Curved Top Brick Arch 1 x 5 ...
Part #: 5845 Reddish Brown
Brick Round Corner, Curved 2 x 2 x 2/3 Quarter Circle Brick Round Corne...
Part #: 5852 Reddish Brown
Brick Curved 1 x 2 x 1 2/3 with 1 Cutout Brick Curved 1 x ...
Part #: 5907 10× Reddish Brown
Plate Special 1 x 2 with Clips Horizontal [Open O Clips] Plate Special 1 x...
Part #: 60470b Dark Bluish Gray
Plate Special 1 x 2 with Clips Horizontal [Open O Clips] Plate Special 1 x...
Part #: 60470b Black
Plate Round 4 x 4 with Pin Hole Plate Round 4 x 4...
Part #: 60474 Dark Bluish Gray
Plate Special 1 x 2 with Handle on End [Closed Ends] Plate Special 1 x...
Part #: 60478 Dark Bluish Gray
Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip] Plate Special 1 x...
Part #: 60897 Reddish Brown
Brick 1 x 10 Brick 1 x 10
Part #: 6111 Tan
Plate Special 1 x 1 with Clip Horizontal [Thick Open O Clip] Plate Special 1 x...
Part #: 61252 Black
Technic Pin with Friction Ridges Lengthwise with No Center Slots Technic Pin with ...
Part #: 61332 Black
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 Dark Brown
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 Orange
Turntable 4 x 4 Square Base, Locking Turntable 4 x 4 S...
Part #: 61485 Black
Plate Special 4 x 6 with Studs on 3 Edges Plate Special 4 x...
Part #: 6180 Black
Tile 1 x 3 Tile 1 x 3
Part #: 63864 10× Reddish Brown
Plate Special 1 x 2 with Clip Horizontal on End Plate Special 1 x...
Part #: 63868 Tan
Plate Special 1 x 2 with Clip Horizontal on End Plate Special 1 x...
Part #: 63868 Black
Plate Special 1 x 2 with Clip Horizontal on End Plate Special 1 x...
Part #: 63868 Reddish Brown
Brick Wedged, Curved 4 x 3 No Studs [Plain] Brick Wedged, Cur...
Part #: 64225 Tan
Brick Wedged, Curved 4 x 3 No Studs [Plain] Brick Wedged, Cur...
Part #: 64225 Reddish Brown
Plate Special 4 x 4 with 2 x 2 Opening Plate Special 4 x...
Part #: 64799 Tan
Plate Special 4 x 4 with 2 x 2 Opening Plate Special 4 x...
Part #: 64799 Black
Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [2 Lateral Holes, Small Pin Hole] Technic Pin Long ...
Part #: 65304 Orange
Technic Brick 1 x 1 with Pin Hole Technic Brick 1 x...
Part #: 6541 Tan
Wedge Plate 2 x 4 27° Right Wedge Plate 2 x 4...
Part #: 65426 Reddish Brown
Wedge Plate 2 x 4 27° Left Wedge Plate 2 x 4...
Part #: 65429 Reddish Brown
Plate Special 2 x 4 with Groove and Two Center Studs (Jumper) Plate Special 2 x...
Part #: 65509 Dark Bluish Gray
Brick Wedged, Curved 2 x 2 with Stud Notches Brick Wedged, Cur...
Part #: 66956 Reddish Brown
Brick Wedged, Rounded 2 x 2 with Curved Front, 2 Studs Brick Wedged, Rou...
Part #: 7037 Reddish Brown
Plate Special 2 x 2 x 2/3 with Axle Hole and Grill on Sides (Haybale) Plate Special 2 x...
Part #: 71752 Tan
Brick Curved 3 x 1 x 2/3 Brick Curved 3 x ...
Part #: 7302 Black
Technic Brick 1 x 1 with Axle Hole Technic Brick 1 x...
Part #: 73230 White
Bracket 3 x 2 x 1 1/3 with Bottom Stud Holder Bracket 3 x 2 x 1...
Part #: 73562 Black
Bracket 1 x 1 - 1 x 2 Inverted Bracket 1 x 1 - 1...
Part #: 73825 Black
Brick Round Corner, Curved 3 x 3 x 1 Quarter Circle Brick Round Corne...
Part #: 76797 Reddish Brown
Plate 3 x 3 Corner Plate 3 x 3 Corner
Part #: 77844 Black
Plate 3 x 3 Corner Plate 3 x 3 Corner
Part #: 77844 Medium Nougat
Plate Special 1 x 4 Rounded with 2 Open Studs Plate Special 1 x...
Part #: 77845 Black
Plate Special 1 x 2 with Clip Vertical on End Plate Special 1 x...
Part #: 78256 Reddish Brown
Brick Sloped 30° 1 x 1 x 2/3 Double Corner Brick Sloped 30° ...
Part #: 7826 Black
Plate 1 x 5 Plate 1 x 5
Part #: 78329 Black
Plate 1 x 5 Plate 1 x 5
Part #: 78329 Medium Nougat
Tile 2 x 2 Curved, Macaroni, Center Anti-Stud Tile 2 x 2 Curved...
Part #: 7836 Trans-Light Blue
Bracket 1 x 1 - 1 x 2 Bracket 1 x 1 - 1...
Part #: 79389 White
Brick Wedged, Curved 3 x 2 with Stud Notch Left Brick Wedged, Cur...
Part #: 80177 Tan
Brick Wedged, Curved 3 x 2 with Stud Notch Left Brick Wedged, Cur...
Part #: 80177 Reddish Brown
Brick Wedged, Curved 3 x 2 with Stud Notch Right Brick Wedged, Cur...
Part #: 80178 Tan
Brick Wedged, Curved 3 x 2 with Stud Notch Right Brick Wedged, Cur...
Part #: 80178 Reddish Brown
Brick Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside [New Style] Brick Round Corne...
Part #: 85080 Black
Plate Round 1 x 1 with Open Stud Plate Round 1 x 1...
Part #: 85861 White
Plate Round 1 x 1 with Open Stud Plate Round 1 x 1...
Part #: 85861 16× Trans-Light Blue
Brick Sloped 30° 1 x 2 x 2/3 Brick Sloped 30° ...
Part #: 85984 Dark Tan
Brick Sloped 30° 1 x 2 x 2/3 Brick Sloped 30° ...
Part #: 85984 Tan
Brick Sloped 30° 1 x 2 x 2/3 Brick Sloped 30° ...
Part #: 85984 13× Reddish Brown
Tile 2 x 4 with Groove Tile 2 x 4 with G...
Part #: 87079 Tan
Wedge Plate 3 x 4 with Stud Notches [Reinforced Underside] Wedge Plate 3 x 4...
Part #: 90194 Reddish Brown
Plate 2 x 14 Plate 2 x 14
Part #: 91988 Black
Plate 2 x 14 Plate 2 x 14
Part #: 91988 Light Bluish Gray
Brick Arch 1 x 6 Raised Arch Brick Arch 1 x 6 ...
Part #: 92950 Light Bluish Gray
Brick Curved 4 x 1 Double with No Studs Brick Curved 4 x ...
Part #: 93273 Reddish Brown
Brick and Axle Separator v2.0 Brick and Axle Se...
Part #: 96874 Orange
Tile Round 1 x 1 Tile Round 1 x 1
Part #: 98138 Yellow
Tile Round 1 x 1 with Compass Print Tile Round 1 x 1 ...
Part #: 98138pr0051 Pearl Gold
Bracket 1 x 2 - 2 x 2 Inverted Bracket 1 x 2 - 2...
Part #: 99207 Black
Bracket 1 x 2 - 2 x 2 Inverted Bracket 1 x 2 - 2...
Part #: 99207 Tan
Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot] Tile Special 1 x ...
Part #: 99563 Black
Bracket 1 x 2 - 1 x 2 Inverted Bracket 1 x 2 - 1...
Part #: 99780 Dark Tan
The set features a generous supply of Trans-Light Blue tiles, perfect for creating realistic water effects in MOCs. The Reddish Brown curved slopes are also valuable for shaping organic forms.

🛒 Where to Buy

eBay
✓ In Stock
$107.99
Walmart
✓ In Stock
$113.99
Target
✓ In Stock
$119.99
Amazon

💎 Notable Parts

Trans-Light Blue Tile 1 x 4 with Groove (59x) $8.85
Olive Green Plant, Cherries (22x) $5.50
Reddish Brown Slope Curved 2 x 1 with Stud Notch Right (25x) $3.75
Trans-Light Blue Plate Special 2 x 2 with Double Inverted Curve, 1 Stud (18x) $4.50
Est. BrickLink Part Value
$22.60

💡 MOC Potential

🌳 Expand the underwater scene with additional coral reefs and marine life.
🌳 Create a larger kelp forest habitat with more detailed plant life.
🌳 Design alternate otter poses and interactions.

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

No Reddit discussions found for this set.

What YouTubers Say

1 video found
BlockTalk AI

MyBrickTime offers a positive first impression of the LEGO Sea Otters set (21366), emphasizing the inclusion of both mom and pup otters. The reviewer appreciates the flexible posing options, particularly the mom otter's head and mouth, noting its appeal within the LEGO Ideas lineup.

What the Community Says

1 YouTube reviews
BlockTalk AI Summary

MyBrickTime offers a positive first impression of the LEGO Sea Otters set (21366), emphasizing the inclusion of both mom and pup otters. The reviewer appreciates the flexible posing options, particularly the mom otter's head and mouth, noting its appeal within the LEGO Ideas lineup.

Community Content: These reviews are from Reddit and YouTube users sharing their personal experiences. Opinions may vary.

📖 Building Instructions 7

Floating Sea Otters Instructions
21366_DE_BI_Build_Translate
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Floating Sea Otters Instructions
21366_ES_BI_Build_Translate
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Floating Sea Otters Instructions
21366_FR_BI_Build_Translate
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Floating Sea Otters Instructions
21366_IT_BI_Build_Translate
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Floating Sea Otters Instructions
21366_ZHSI_BI_Build_Translate
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Floating Sea Otters Instructions
BI 3104, 176+4, 21366 V29
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Floating Sea Otters Instructions
BI 3104, 176+4, 21366 V39
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Charts Inventory Statistics

170
Unique Parts
1,179
Total Pieces
0
Minifigures
Inventory Version: 1