Unleash Your Inner Genius!
In the Inventor's Lab

Build amazing creations with this Master Builder Academy set. Perfect for aspiring LEGO engineers and inventors!

🏛 Master Builder Academy
Set #20211

Level Four - Kit 12, Inventor's Lab

Level Four - Kit 12, Inventor's Lab is a neat little set from the Master Builder Academy theme that encourages creative building.

🏆 Best For: Ideal for children aged 8-12 who are interested in learning about LEGO design and engineering principles. ⏱ 2 hr build 🧩 208 pcs
★★★☆☆ 3.8

Fans appreciate the set's educational focus and the introduction to more advanced building techniques, but some find the limited piece count and single minifigure underwhelming for the price. A decent set for beginners, but experienced builders may find it too simple.

📝 Our Take

Level Four - Kit 12, Inventor's Lab is a neat little set from the Master Builder Academy theme that encourages creative building. It provides a guided experience into more complex building techniques, making it a great stepping stone for young builders looking to expand their skills.

This set is perfect for children aged 8-12 who are interested in learning about LEGO design and engineering principles. The small piece count makes it a quick and manageable build, ideal for a weekend project or an after-school activity.

Skip this if you are an experienced LEGO builder looking for a challenging build or a large display piece. Consider sets from the LEGO Technic or Creator Expert lines for more complex models and a greater level of detail, such as the LEGO Ideas sets.

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🧱 Building Experience

🧩
208
Pieces
2h
Build Time
📊
Intermediate
Difficulty
Build Highlights:
  • Introduction to more advanced building techniques
  • Focus on creative problem-solving and design thinking
  • Step-by-step instructions to guide young builders
  • Encourages experimentation and customization

📈 Investment Analysis

→ Price stable
C+
Investment Grade
⏳ Active
The Level Four - Kit 12, Inventor's Lab set has moderate investment potential. As a retired set from the Master Builder Academy theme, it may appeal to collectors interested in completing the series. Its relatively low piece count and single minifigure may limit significant appreciation. However, its educational focus and potential nostalgia factor could drive some demand. Keeping the set sealed in its original packaging will maximize any potential return. Compared to larger, more complex sets, this one carries less risk but also less potential for explosive growth.

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

Compare Similar Sets

Compared to larger LEGO sets, the Level Four - Kit 12, Inventor's Lab offers a more focused and educational building experience. While it may not have the display presence of a Creator Expert set, it provides a solid introduction to LEGO design principles. If you're looking for a similar educational experience, consider other sets from the Master Builder Academy theme. For a more complex and challenging build, sets from the LEGO Technic line may be a better choice.

1 Minifigures Included

The set includes a single MBA Level Four Kit 12 minifigure, making it a unique addition for minifigure collectors interested in the Master Builder Academy theme.

📦 Full Parts Inventory - 59 unique parts • 203 total pieces

Tile Special 1 x 1 with Clip with Rounded Tips Tile Special 1 x ...
Part #: 12825 Black
Plate 2 x 2 Corner Plate 2 x 2 Corner
Part #: 2420 Tan
Tile 1 x 4 with Groove Tile 1 x 4 with G...
Part #: 2431 Dark Red
Slope Inverted 75° 2 x 1 x 3 Slope Inverted 75...
Part #: 2449 Tan
Brick Special 1 x 2 with Pin Brick Special 1 x...
Part #: 2458 Dark Bluish Gray
Plate Special 1 x 2 Side Handle [Free Ends] Plate Special 1 x...
Part #: 2540 12× Black
Plate Round 2 x 2 with Rounded Bottom [Boat Stud] Plate Round 2 x 2...
Part #: 2654 Light Bluish Gray
Brick Special 1 x 1 with Handle Brick Special 1 x...
Part #: 2921 Black
Brick 1 x 2 Brick 1 x 2
Part #: 3004 Tan
Brick 1 x 2 Brick 1 x 2
Part #: 3004 Dark Blue
Brick 1 x 1 Brick 1 x 1
Part #: 3005 Tan
Brick 1 x 6 Brick 1 x 6
Part #: 3009 Tan
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Tan
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Tan
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Dark Red
Brick Special 1 x 2 with Vertical Clip [Open O Clip] Brick Special 1 x...
Part #: 30237b Black
Plate 1 x 1 Plate 1 x 1
Part #: 3024 Tan
Plate 4 x 6 Plate 4 x 6
Part #: 3032 Tan
Plate 4 x 8 Plate 4 x 8
Part #: 3035 Tan
Slope 45° 2 x 2 Slope 45° 2 x 2
Part #: 3039 Tan
Slope 45° 2 x 1 with Bottom Pin Slope 45° 2 x 1 w...
Part #: 3040b Tan
Slope 45° 2 x 1 with Bottom Pin Slope 45° 2 x 1 w...
Part #: 3040b Black
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b 16× Dark Blue
Tile 1 x 1 with Groove Tile 1 x 1 with G...
Part #: 3070b Dark Red
Technic Plate 2 x 6 [5 Holes] Technic Plate 2 x...
Part #: 32001 Light Bluish Gray
Technic Plate 1 x 5 with Smooth Ends, 4 Studs and Centre Axle Hole Technic Plate 1 x...
Part #: 32124 Black
Technic Gear 12 Tooth Double Bevel Technic Gear 12 T...
Part #: 32270 Black
Technic Beam 1 x 5 Thick Technic Beam 1 x ...
Part #: 32316 Black
Technic Gear 36 Tooth Double Bevel Technic Gear 36 T...
Part #: 32498 Black
Slope 33° 3 x 2 Slope 33° 3 x 2
Part #: 3298 Light Bluish Gray
Plate 1 x 8 Plate 1 x 8
Part #: 3460 Tan
Brick 1 x 3 Brick 1 x 3
Part #: 3622 Tan
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Tan
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] Slope Inverted 45...
Part #: 3660 Tan
Slope Inverted 45° 2 x 1 Slope Inverted 45...
Part #: 3665 10× Tan
Plate 1 x 6 Plate 1 x 6
Part #: 3666 Tan
Technic Pin without Friction Ridges Lengthwise Technic Pin witho...
Part #: 3673 Light Bluish Gray
Technic Brick 1 x 2 [1 Pin Hole] Technic Brick 1 x...
Part #: 3700 White
Technic Axle 4 Technic Axle 4
Part #: 3705 Black
Technic Axle 6 Technic Axle 6
Part #: 3706 Black
Technic Plate 2 x 4 [3 Holes] Technic Plate 2 x...
Part #: 3709 Dark Bluish Gray
Plate 1 x 4 Plate 1 x 4
Part #: 3710 Dark Bluish Gray
Technic Bush Technic Bush
Part #: 3713 Light Bluish Gray
Plate Special 1 x 2 with 1 Stud with Groove (Jumper) Plate Special 1 x...
Part #: 3794b Tan
Plate 2 x 6 Plate 2 x 6
Part #: 3795 Tan
Technic Brick 1 x 6 [5 Pin Holes] Technic Brick 1 x...
Part #: 3894 Black
Equipment Signal Paddle Equipment Signal ...
Part #: 3900 Light Bluish Gray
Brick Curved 6 x 1 Inverted Brick Curved 6 x ...
Part #: 42023 12× Tan
Slope 75° 2 x 1 x 3 with Hollow Stud Slope 75° 2 x 1 x...
Part #: 4460b Tan
Technic Axle 3 Technic Axle 3
Part #: 4519 Light Bluish Gray
Tap 1 x 1 without Hole in Spout Tap 1 x 1 without...
Part #: 4599b Black
Brick Special 1 x 1 Studs on 4 Sides Brick Special 1 x...
Part #: 4733 White
Dish 2 x 2 Inverted [Radar] Dish 2 x 2 Invert...
Part #: 4740 Black
Slope 30° 1 x 1 x 2/3 (Cheese Slope) Slope 30° 1 x 1 x...
Part #: 54200 Tan
Technic Axle Connector Smooth [with x Hole + Orientation] Technic Axle Conn...
Part #: 59443 Black
Technic Beam 1 x 2 Thick with Pin Hole and Axle Hole Technic Beam 1 x ...
Part #: 60483 Black
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 Black
Technic Plate Rotor 6 Blade with Clip Ends Connected [aka Water Wheel] - Hollow Studs Technic Plate Rot...
Part #: 64566 Black
Technic Gear 12 Tooth Bevel Technic Gear 12 T...
Part #: 6589 Tan
Tile 1 x 6 with Groove Tile 1 x 6 with G...
Part #: 6636 Dark Bluish Gray
Technic Axle 4 with Stop Technic Axle 4 wi...
Part #: 87083 Dark Bluish Gray
Tile Round 1 x 1 Tile Round 1 x 1
Part #: 98138 Trans-Clear
The parts inventory features a solid collection of tan and black elements, providing a good starting point for MOC builders interested in creating vehicles or architectural models. The inclusion of curved slopes and specialized plates adds versatility to the set's building potential.

💎 Notable Parts

Dark Blue Tile 1 x 2 with Groove (16x) $1.60
Tan Brick Curved 6 x 1 Inverted (12x) $1.80
Black Plate Special 1 x 2 Side Handle [Free Ends] (12x) $2.40
Tan Slope Inverted 45° 2 x 1 (10x) $1.00
Black Plate Round 1 x 1 with Solid Stud (9x) $0.90
Est. BrickLink Part Value
$7.70

💡 MOC Potential

🤖 Small robots or mechs
🚗 Miniature vehicles and aircraft
🏙 Microscale buildings or cityscapes

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Charts Inventory Statistics

59
Unique Parts
203
Total Pieces
1
Minifigures
Inventory Version: 1