How many pieces are in the Science Kit Year 4-6?

Science Kit Year 4-6 contains 336 pieces.

When was the Science Kit Year 4-6 released?

Science Kit Year 4-6 was released in 2025.

🏛 Educational and Dacta

Set #45621

Science Kit Year 4-6

Science Kit Year 4-6 is a fantastic educational tool cleverly disguised as a LEGO set.

Before you buy

Who it's for: Ages 8+ · Beginner build Ideal for children aged 9-12 and educators looking for hands-on learning tools
Build: 336 pieces · about 4.5 hours Build time is an estimate.
Price: $399.95 list price · $1.19 per piece
Availability: Current release

★★★★☆ 4.2 AI-generated review score, not a customer rating

The Science Kit Year 4-6 is praised for its engaging educational content and hands-on learning approach, but some users find the price high relative to the piece count and the simplicity of some builds.

$399.95

Best Price

$387.95

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📝 Our Take

AI-assisted editorial summary, grounded in our LEGO database and public community discussions. How we use AI

Science Kit Year 4-6 is a fantastic educational tool cleverly disguised as a LEGO set. This set brings abstract scientific concepts to life through hands-on building and experimentation, making learning engaging and memorable for young minds.

This set is perfect for educators, homeschoolers, and parents looking to supplement their children's science education. The included minifigures allow for role-playing and collaborative learning, while the diverse building elements encourage creativity and problem-solving.

Skip this if you're solely looking for a traditional display model or a complex building experience. This set prioritizes educational value and interactive learning over intricate design, for a more challenging build, consider the LEGO Technic sets.

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🧱 Building Experience

AI-assisted build estimate, grounded in our LEGO database and public community discussions. How we use AI

🧩

336

Pieces

⏱

4.5h

Estimated Build Time

📊

Beginner

Difficulty

Build Highlights:

Explores scientific concepts through building and experimentation
Encourages collaborative learning with multiple minifigures
Includes a variety of colorful and engaging building elements
Promotes problem-solving and critical thinking skills

📈 Investment Analysis

AI-assisted investment analysis, grounded in our LEGO database and public community discussions. How we use AI

→ Price stable

C+

Investment Grade

⏳ Current release

The Science Kit Year 4-6 set has moderate investment potential. As an educational set, its appeal is niche, primarily targeting schools and parents rather than traditional LEGO collectors. However, the unique parts and minifigure selection could attract MOC builders and completionists. The set's retirement and any subsequent scarcity will play a significant role in its long-term value. Investment potential is tied to the broader educational theme's popularity and the availability of similar sets.

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

⚖ Compare Similar Sets

LEGO Education SPIKE Prime Set

Education • 528 pcs

$329.95

LEGO Education Simple & Motorized Mechanisms Base Set

Compared to other educational LEGO sets, the Science Kit Year 4-6 focuses on a broader range of scientific concepts with a strong emphasis on hands-on experimentation. While LEGO Education SPIKE Prime (45678-1) offers a more robotics-focused approach, this set provides a versatile introduction to various scientific disciplines. Its price point may be higher than some basic LEGO sets, but the educational value and unique parts justify the investment for those seeking a comprehensive learning experience.

6 Minifigures Included

White Torso, Dark Blue Legs, Neutral Face

2x included

C-

Monochrome Bright Green

3 parts

C+

Monochrome Red, 28621 Head

3 parts

Monochrome Blue

3 parts

Monochrome Bright Light Orange, 28621 Head

3 parts

C+

The set includes six minifigures, featuring monochrome figures in bright colors and standard minifigures with neutral expressions, which are suitable for educational demonstrations and role-playing scenarios.

📦 Parts Inventory

Official piece count: 336
Parts cataloged in this inventory: 70 unique parts, 318 pieces
Minifigures: 6

The official piece count includes the 18 parts inside the set's minifigures, which this inventory lists separately. Spare parts are counted in neither figure.

Missing a piece? Check this set piece by piece, with look-alike colors flagged and element IDs for replacements.

Plate Special 2 x...

Part #: 109373 4× Black

Brick Special 1 x...

Part #: 11211 4× Medium Nougat

USB Cable

Part #: 114253 1× White

Control Unit / Re...

Part #: 115901 1× White

Cone 1 x 1 Invert...

Part #: 11610 6× Tan

Motor 10 x 6 x 3,...

Part #: 118091 1× White

Plate Special 1 x...

Part #: 15070 6× White

Plant, Grass Stem...

Part #: 15279 4× Bright Green

Brick Curved 1 x ...

Part #: 18653 4× Bright Light Orange

Plate Special Rou...

Part #: 18674 4× Dark Blue

Animal Body Part,...

Part #: 18970 2× White

Plate 2 x 12

Part #: 2445 2× White

Plate 2 x 12

Part #: 2445 2× Dark Turquoise

Brick 2 x 6

Part #: 2456 4× Tan

Plant, Flower, Pl...

Part #: 24866 6× White

Plant, Flower, Pl...

Part #: 24866 6× Coral

Flexible Ribbed H...

Part #: 27328 2× Black

Brick 2 x 4

Part #: 3001 4× White

Brick 2 x 4

Part #: 3001 4× Dark Blue

Brick 2 x 4

Part #: 3001 4× Bright Light Orange

Brick 2 x 2

Part #: 3003 4× Medium Nougat

Brick 2 x 2

Part #: 3003 4× Dark Turquoise

Brick 2 x 2

Part #: 3003 4× Coral

Brick 2 x 2

Part #: 3003 4× White

Brick 1 x 2

Part #: 3004 8× Dark Blue

Brick 1 x 1 with ...

Part #: 3005pr0003 4× Dark Turquoise

Brick 1 x 1 with ...

Part #: 3005pr0003 10× White

Brick 2 x 8

Part #: 3007 4× Dark Blue

Brick 1 x 8

Part #: 3008 4× Dark Turquoise

Brick 1 x 6

Part #: 3009 4× Bright Light Orange

Brick 1 x 4

Part #: 3010 4× Coral

Brick 2 x 2 x 3

Part #: 30145 4× Medium Nougat

Plate 2 x 8

Part #: 3034 2× Dark Turquoise

Plate 2 x 8

Part #: 3034 2× White

Brick Special 2 x...

Part #: 30592 2× Light Bluish Gray

Brick 1 x 2 witho...

Part #: 3065 2× Trans-Light Blue

Brick 1 x 2 witho...

Part #: 3065 2× Trans-Yellow

Tile 1 x 2 with G...

Part #: 3069b 5× Dark Blue

Tile 1 x 2 with G...

Part #: 3069b 5× Bright Light Orange

Technic Brick 1 x...

Part #: 32064a 4× Coral

Brick 1 x 2 x 2 w...

Part #: 3245c 4× Dark Turquoise

Plant, Plate 1 x ...

Part #: 32607 4× Bright Green

Brick Curved 1 x ...

Part #: 33243 4× Coral

Plant, Leaf 2 x 6...

Part #: 3565 4× Bright Green

Technic Brick 1 x...

Part #: 3700 6× White

Technic Axle 4

Part #: 3705 2× Black

Brick Curved 1 x ...

Part #: 37352 4× Coral

Brick Curved 1 x ...

Part #: 37352 4× White

Plate 2 x 6

Part #: 3795 4× Bright Light Orange

Brick Round 2 x 2...

Part #: 3941 2× Reddish Brown

Brick Round 2 x 2...

Part #: 3941 2× Trans-Light Blue

Brick Special 2 x...

Part #: 39789 4× Dark Turquoise

Brick Curved 6 x 1

Part #: 42022 4× Dark Turquoise

Dish 3 x 3 Invert...

Part #: 43898 2× White

Technic Axle 7

Part #: 44294 2× Yellow

Bracket 1 x 2 - 2...

Part #: 44728 4× Light Bluish Gray

Brick Special 1 x...

Part #: 44865 4× Light Bluish Gray

Technic Axle 3

Part #: 4519 2× Yellow

Helmet, Sports, w...

Part #: 46303 1× Coral

Brick Curved Inve...

Part #: 5174 2× White

Brick Curved Inve...

Part #: 5174 2× Bright Light Orange

Plate Round Corne...

Part #: 5251 2× Dark Turquoise

Plate Round Corne...

Part #: 5251 1× Dark Blue

Brick Special 2 x...

Part #: 5252 2× Bright Light Orange

Wheel Smooth 24 x...

Part #: 5253 4× Black

Plate Round 1 x 1...

Part #: 53119 6× Reddish Brown

Flexible Ribbed H...

Part #: 57539 4× Flat Silver

Cone 1 x 1 [Top G...

Part #: 59900 6× White

Cone 1 x 1 [Top G...

Part #: 59900 6× Dark Turquoise

Cone 1 x 1 [Top G...

Part #: 59900 10× Trans-Yellow

Wave / Flame Roun...

Part #: 6126b 4× Trans-Orange

Brick Curved 2 x 3

Part #: 6215 4× Bright Light Orange

Wheel 43 x 14 wit...

Part #: 65834pat0001 2× Coral

Tile 1 x 6 with G...

Part #: 6636 4× Bright Light Orange

Plate Round Corne...

Part #: 66790 2× Medium Nougat

Plate Round Corne...

Part #: 66792 4× Bright Light Orange

Tile Round 2 x 4

Part #: 66857 4× White

Part #: 85080 8× White

Technic Rubber Be...

Part #: 85546 2× Yellow

Brick Special 1 x...

Part #: 86876 4× Bright Light Orange

Panel 1 x 2 x 2 [...

Part #: 87552 4× Trans-Light Blue

Brick Curved 4 x ...

Part #: 93273 4× Dark Turquoise

Brick and Axle Se...

Part #: 96874 1× Dark Turquoise

🧱 Activity Card 11 ...

Part #: 114342 1× [No Color/Any Color]

🧱 Activity Card 16 ...

Part #: 114349 1× [No Color/Any Color]

The parts inventory includes a variety of colorful elements and specialty pieces, such as the 'White Brick 1 x 1 with Simple Black Eye with White Pupil Print' which can be useful for adding character to builds.

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💎 Notable Parts

White Brick 1 x 1 with Simple Black Eye with White Pupil Print (10x) $2.50

Trans-Yellow Cone 1 x 1 [Top Groove] (10x) $1.00

White Plate Special 1 x 1 with Vertical Tooth (6x) $0.90

Est. BrickLink Part Value

$4.40

💡 MOC Potential

🌳 Botanical displays

🤖 Miniature science lab robots

🏙 Futuristic cityscapes with scientific elements

Community Insights

Real opinions from Reddit and YouTube

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Inventory Statistics

Unique Parts

336

Official Piece Count

318

Cataloged Inventory Pieces

Minifigures

The official piece count includes the 18 parts inside the set's minifigures, which this inventory lists separately. Spare parts are counted in neither figure.

Inventory Version: 1

Missing a piece? Use the Missing Piece Checker.