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LEGO

Computer Science & AI Kit 3-5

Reference: #45521 · released in 2026

Themes: Educational and Dacta

The LEGO Computer Science & AI Kit 3-5 set came out in 2026 in the Educational and Dacta theme. This construction set holds 321 parts.

This set from LEGO includes a total of 321 parts distributed across 97 distinct unique parts.

Add to my sets

321

Total parts

97

Unique parts

LEGO

Universe

Download instructions 96.53 MB

Set parts (97)

321 parts in the box

Hips and Bright Green Legs

Hips and Bright Green Legs

Bright Green

Hips and Red Legs

Hips and Red Legs

Red

Hips and Blue Legs

Hips and Blue Legs

Blue

Hips and Bright Light Orange Legs

Hips and Bright Light Orange Legs

Bright Light Orange

Torso, Bright Green Arms and Hands [Plain]

Torso, Bright Green Arms and Hands [Plain]

Bright Green

Torso, Red Arms and Hands [Plain]

Torso, Red Arms and Hands [Plain]

Red

Torso, Blue Arms and Hands [Plain]

Torso, Blue Arms and Hands [Plain]

Blue

Torso, Bright Light Orange Arms, Bright Light Orange Hands [Plain]

Torso, Bright Light Orange Arms, Bright Light Orange Hands [Plain]

Bright Light Orange

Plate 2 x 12

White

Brick 2 x 6

Dark Purple

Plate Round 2 x 2 with Rounded Bottom [Boat Stud]

Plate Round 2 x 2 with Rounded Bottom [Boat Stud]

Light Bluish Gray

Brick 2 x 4

Green

Brick 2 x 4

Red

Brick 2 x 4

Blue

Brick 2 x 4

Dark Purple

Brick 2 x 4

Bright Light Orange

Brick 2 x 4

Medium Lavender

Brick 2 x 4

Dark Turquoise

Brick 2 x 2

White

Brick 2 x 2

Dark Purple

Brick 2 x 2

Dark Turquoise

Brick 2 x 2

Coral

Brick 2 x 8

White

Plate 2 x 4

Coral

Plate 2 x 8

Dark Purple

Brick Sloped 45° 2 x 1 with Bottom Pin

Brick Sloped 45° 2 x 1 with Bottom Pin

Trans-Purple

Brick Sloped 33° 3 x 2

Brick Sloped 33° 3 x 2

Dark Purple

Plant, Leaf 2 x 6 x 1 with 2 Studs

Plant, Leaf 2 x 6 x 1 with 2 Studs

Trans-Clear

Brick Sloped Inverted 45° 2 x 1

Brick Sloped Inverted 45° 2 x 1

Coral

Technic Pin without Friction Ridges Lengthwise

Technic Pin without Friction Ridges Lengthwise

Yellow

Technic Brick 1 x 2 [1 Pin Hole]

Technic Brick 1 x 2 [1 Pin Hole]

Dark Turquoise

Technic Brick 1 x 4 [3 Pin Holes]

Technic Brick 1 x 4 [3 Pin Holes]

White

Technic Brick 1 x 8 [7 Pin Holes]

Technic Brick 1 x 8 [7 Pin Holes]

White

Technic Axle 4

Black

Technic Axle 6

Red

Plate 2 x 6

Dark Turquoise

Technic Brick 1 x 6 [5 Pin Holes]

Technic Brick 1 x 6 [5 Pin Holes]

Black

Brick Round 2 x 2 with Axle Hole

Brick Round 2 x 2 with Axle Hole

Trans-Clear

Brick Sloped 33° 3 x 1

Brick Sloped 33° 3 x 1

White

Brick Sloped Inverted 33° 3 x 1 with Internal Stopper and No Front Stud Connection

Brick Sloped Inverted 33° 3 x 1 with Internal Stopper and No Front Stud Connection

Black

Technic Axle 3

Yellow

Plate Round Corners 8 x 16 x 2/3 Circle with Reduced Knobs

Plate Round Corners 8 x 16 x 2/3 Circle with Reduced Knobs

Dark Turquoise

Wheel Smooth 24 x 14mm with Pin Hole

Wheel Smooth 24 x 14mm with Pin Hole

Black

Brick Round 2 x 2 D. Tube with 45° Elbow and Axle Holes (Crossholes) at Each End [LONG]

Brick Round 2 x 2 D. Tube with 45° Elbow and Axle Holes (Crossholes) at Each End [LONG]

Trans-Purple

Plate Special 2 x 3 with Cloud Edge

Plate Special 2 x 3 with Cloud Edge

Dark Turquoise

Wave / Flame Rounded with Base Rim

Wave / Flame Rounded with Base Rim

Trans-Orange

Wave / Flame Rounded with Base Rim

Wave / Flame Rounded with Base Rim

Trans-Light Blue

Brick Special 2 x 2 with Pin and Axle Hole

Brick Special 2 x 2 with Pin and Axle Hole

Black

Tile 1 x 6 with Groove

Tile 1 x 6 with Groove

Coral

Gear Box 4 x 4 x 2 for Gear Track

Gear Box 4 x 4 x 2 for Gear Track

Trans-Clear

Gear Track Straight 3 x 16

Gear Track Straight 3 x 16

Dark Purple

Gear Track Curve 90° 17 1/2 x 17 1/2

Gear Track Curve 90° 17 1/2 x 17 1/2

White

Pulley, 2-Stage

Pulley, 2-Stage

Black

Technic Brick 5 x 6 Right Angle Double

Technic Brick 5 x 6 Right Angle Double

White

Plate Special 1 x 4 x 2/3 with 1 x 2 Bottom Cutout

Plate Special 1 x 4 x 2/3 with 1 x 2 Bottom Cutout

Coral

Tile Round 2 x 2 with Black Circle, White Circles / Eye Print

Tile Round 2 x 2 with Black Circle, White Circles / Eye Print

White

Plate Special 1 x 2 with Three Teeth [Tri-Tooth]

Plate Special 1 x 2 with Three Teeth [Tri-Tooth]

White

Tile Special Round 2 x 2 with Hole

Tile Special Round 2 x 2 with Hole

Dark Turquoise

Technic Gear 20 Tooth Double Bevel with Axle Hole Type 1 [+ Opening]

Technic Gear 20 Tooth Double Bevel with Axle Hole Type 1 [+ Opening]

Tan

Minifig Head [Plain] [Vented Stud - 2 Holes]

Minifig Head [Plain] [Vented Stud - 2 Holes]

Red

Minifig Head [Plain] [Vented Stud - 2 Holes]

Minifig Head [Plain] [Vented Stud - 2 Holes]

Bright Green

Minifig Head [Plain] [Vented Stud - 2 Holes]

Minifig Head [Plain] [Vented Stud - 2 Holes]

Blue

Minifig Head [Plain] [Vented Stud - 2 Holes]

Minifig Head [Plain] [Vented Stud - 2 Holes]

Bright Light Orange

Brick Special 2 x 4, with 2 x 2 Brick with Top Pin and 1 x 2 Side Plates

Brick Special 2 x 4, with 2 x 2 Brick with Top Pin and 1 x 2 Side Plates

Light Bluish Gray

Wedge Plate 4 x 6 Cut Corners

Wedge Plate 4 x 6 Cut Corners

Black

Technic Axle 2 Notched

Technic Axle 2 Notched

Red

Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Pin

Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Pin

Coral

Technic Axle 5

Light Bluish Gray

Technic Gear 12 Tooth Double Bevel

Technic Gear 12 Tooth Double Bevel

Black

Technic Gear 36 Tooth Double Bevel

Technic Gear 36 Tooth Double Bevel

Black

Axle Hose, Soft 7L

Axle Hose, Soft 7L

Black

Brick Special 2 x 4 with 3 Axle Holes

Brick Special 2 x 4 with 3 Axle Holes

Black

Plate Special 2 x 4 with Pins, Reinforced

Plate Special 2 x 4 with Pins, Reinforced

Light Bluish Gray

Plate Special 1 x 4 with 2 Studs with Groove [New Underside]

Plate Special 1 x 4 with 2 Studs with Groove [New Underside]

Dark Purple

Brick Curved 6 x 1

Brick Curved 6 x 1

Black

Bracket 1 x 2 - 2 x 2

Bracket 1 x 2 - 2 x 2

Dark Purple

Brick Special 1 x 2 with Pin - Bottom Stud Holder

Brick Special 1 x 2 with Pin - Bottom Stud Holder

White

Brick 1 x 2 x 5 without Side Supports

Brick 1 x 2 x 5 without Side Supports

Trans-Purple

Wedge Plate 7 x 6 Boat Bow with Stud Notches

Wedge Plate 7 x 6 Boat Bow with Stud Notches

White

Technic Axle Connector Smooth [with x Hole + Orientation]

Technic Axle Connector Smooth [with x Hole + Orientation]

Coral

Cone 1 x 1 [Top Groove]

Cone 1 x 1 [Top Groove]

Trans-Purple

Plate Round 4 x 4 with Pin Hole

Plate Round 4 x 4 with Pin Hole

White

Plate Round Corners 8 x 8 x 2/3 Circle with Reduced Knobs

Plate Round Corners 8 x 8 x 2/3 Circle with Reduced Knobs

Dark Purple

Tile Round 2 x 4

Tile Round 2 x 4

Black

Plate Round Corner 3 x 3 with 2 x 2 Round Cutout

Plate Round Corner 3 x 3 with 2 x 2 Round Cutout

Dark Turquoise

Plate Round Corner 3 x 3 with 2 x 2 Round Cutout

Plate Round Corner 3 x 3 with 2 x 2 Round Cutout

White

Plate Special 2 x 2 x 2/3 with Axle Hole and Grill on Sides (Haybale)

Plate Special 2 x 2 x 2/3 with Axle Hole and Grill on Sides (Haybale)

Light Bluish Gray

Technic Rubber Belt Medium [24mm ID] [Round Cross Section]

Technic Rubber Belt Medium [24mm ID] [Round Cross Section]

Red

Brick and Axle Separator v2.0

Brick and Axle Separator v2.0

Dark Turquoise

Bracket 1 x 2 - 2 x 2 Inverted

Bracket 1 x 2 - 2 x 2 Inverted

Dark Turquoise

Plate Special 2 x 2 with Rubber Foot

Plate Special 2 x 2 with Rubber Foot

Black

Technic Brick 2 x 4 with 4 Pin Holes, 2 Pins

Technic Brick 2 x 4 with 4 Pin Holes, 2 Pins

White

Wheel with 4 Spokes with 2 Holes, 4 Inserts and Black Integral Tire

Wheel with 4 Spokes with 2 Holes, 4 Inserts and Black Integral Tire

Black

USB Cable

White

Motor 10 x 6 x 3, Science

Motor 10 x 6 x 3, Science

White

Sensor, Colour, Science

Sensor, Colour, Science

White

No image

Activity Card ? for Science Kits

[No Color/Any Color]

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