Computer Science & AI Kit 3-5
45521-1
Released: 2026 · Parts: 321 · Theme: Educational and Dacta
Computer Science & AI Kit 3-5 (45521-1) is a Educational and Dacta LEGO set released in 2026 with 321 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Educational and Dacta sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 4 minifigures and 85 unique part types.
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Building instructions
Official LEGO instructions — read on BrickID
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Minifigures in Computer Science & AI Kit 3-5
Parts in this set
85 parts · page 1 of 2 · updating…
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Activity Card ? for Science Kits119190 · ×1 · [No Color/Any Color] -
Axle Hose, Soft 7L32580 · ×4 · Black -
Bracket 1 x 2 - 2 x 244728 · ×6 · Dark Purple -
Bracket 1 x 2 - 2 x 2 Inverted99207 · ×4 · Dark Turquoise -
Brick 1 x 2 x 5 without Side Supports46212 · ×4 · Trans-Purple -
Brick 2 x 23003 · ×4 · Dark Purple -
Brick 2 x 23003 · ×4 · Dark Turquoise -
Brick 2 x 23003 · ×4 · Coral -
Brick 2 x 23003 · ×4 · White -
Brick 2 x 43001 · ×2 · Red -
Brick 2 x 43001 · ×2 · Bright Light Orange -
Brick 2 x 43001 · ×2 · Green -
Brick 2 x 43001 · ×4 · Medium Lavender -
Brick 2 x 43001 · ×4 · Dark Turquoise -
Brick 2 x 43001 · ×4 · Dark Purple -
Brick 2 x 43001 · ×2 · Blue -
Brick 2 x 62456 · ×4 · Dark Purple -
Brick 2 x 83007 · ×4 · White -
Brick and Axle Separator v2.096874 · ×1 · Dark Turquoise -
Brick Curved 6 x 142022 · ×4 · Black -
![Brick Round 2 x 2 D. Tube with 45° Elbow and Axle Holes (Crossholes) at Each End [LONG]](https://cdn.rebrickable.com/media/parts/elements/6609651.jpg)
Brick Round 2 x 2 D. Tube with 45° Elbow and Axle Holes (Crossholes) at Each End [LONG]5489 · ×4 · Trans-Purple -
Brick Round 2 x 2 with Axle Hole3941 · ×4 · Trans-Clear -
Brick Special 1 x 2 with Pin - Bottom Stud Holder44865 · ×4 · White -
Brick Special 2 x 2 with Pin and Axle Hole6232 · ×4 · Black -
Brick Special 2 x 4 with 3 Axle Holes39789 · ×4 · Black -
Brick Special 2 x 4, with 2 x 2 Brick with Top Pin and 1 x 2 Side Plates30592 · ×2 · Light Bluish Gray -
![Cone 1 x 1 [Top Groove]](https://cdn.rebrickable.com/media/parts/elements/4567340.jpg)
Cone 1 x 1 [Top Groove]59900 · ×8 · Trans-Purple -
Gear Box 4 x 4 x 2 for Gear Track7332 · ×2 · Trans-Clear -
Gear Track Curve 90° 17 1/2 x 17 1/27334 · ×2 · White -
Gear Track Straight 3 x 167333 · ×2 · Dark Purple -
Motor 10 x 6 x 3, Science118091 · ×1 · White -
Plant, Leaf 2 x 6 x 1 with 2 Studs3565 · ×4 · Trans-Clear -
Plate 1 x 4 x 2/3 with 1 x 2 Bottom Cutout7769 · ×4 · Coral -
Plate 2 x 122445 · ×4 · White -
Plate 2 x 43020 · ×4 · Coral -
Plate 2 x 63795 · ×4 · Dark Turquoise -
Plate 2 x 83034 · ×4 · Dark Purple -
![Plate Round 2 x 2 with Rounded Bottom [Boat Stud]](https://cdn.rebrickable.com/media/parts/elements/4278273.jpg)
Plate Round 2 x 2 with Rounded Bottom [Boat Stud]2654 · ×6 · Light Bluish Gray -
Plate Round 4 x 4 with Pin Hole60474 · ×4 · White -
Plate Round Corner 3 x 3 with 2 x 2 Round Cutout68568 · ×4 · Dark Turquoise -
Plate Round Corner 3 x 3 with 2 x 2 Round Cutout68568 · ×4 · White -
Plate Round Corners 8 x 16 x 2/3 Circle with Reduced Knobs5251 · ×1 · Dark Turquoise -
Plate Round Corners 8 x 8 x 2/3 Circle with Reduced Knobs66790 · ×3 · Dark Purple -
![Plate Special 1 x 2 with Three Teeth [Tri-Tooth]](https://cdn.rebrickable.com/media/parts/elements/6046381.jpg)
Plate Special 1 x 2 with Three Teeth [Tri-Tooth]15208 · ×4 · White -
![Plate Special 1 x 4 with 2 Studs with Groove [New Underside]](https://cdn.rebrickable.com/media/parts/elements/6253191.jpg)
Plate Special 1 x 4 with 2 Studs with Groove [New Underside]41740 · ×4 · Dark Purple -
Plate Special 2 x 2 with Rubber Foot109373 · ×4 · Black -
Plate Special 2 x 2 x 2/3 with Axle Hole and Grill on Sides (Haybale)71752 · ×6 · Light Bluish Gray -
Plate Special 2 x 3 with Cloud Edge5518 · ×4 · Dark Turquoise