45621-1

Science Kit Year 4-6

Set number: 45621-1
Year: 2025
Theme: Educational and Dacta
Parts: 336
Minifigures: 6

Building instructions

The building instructions are on the official LEGO website. We do not host any instructions ourselves; the link below takes you to the official page.

View building instructions on LEGO.com (opens an external website)This set on Rebrickable (opens an external website)

Minifigures

fig-015666Monochrome Blue1×3 parts
fig-015657Monochrome Bright Green1×3 parts
fig-016692Monochrome Bright Light Orange, 28621 Head1×3 parts
fig-015664Monochrome Red, 28621 Head1×3 parts
fig-016694White Torso, Dark Blue Legs, Neutral Face2×3 parts

Parts list – 45621-1 Science Kit Year 4-6

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87 lines, 318 pieces

Parts list of set 45621-1
Part	Name	Colour	Quantity
18970	Animal Body Part, Clam / Scallop Half Shell with 4 StudsAnimal / Creature Body Parts	White	2×
3005pr0003	Brick 1 x 1 with Simple Black Eye with White Pupil PrintBricks	Dark Turquoise	4×
3005pr0003	Brick 1 x 1 with Simple Black Eye with White Pupil PrintBricks	White	10×
3004	Brick 1 x 2Bricks	Dark Blue	8×
3065	Brick 1 x 2 without Bottom TubeBricks	Trans-Light Blue	2×
3065	Brick 1 x 2 without Bottom TubeBricks	Trans-Yellow	2×
3245c	Brick 1 x 2 x 2 with Inside Stud HolderBricks	Dark Turquoise	4×
3010	Brick 1 x 4Bricks	Coral	4×
3009	Brick 1 x 6Bricks	Bright Light Orange	4×
3008	Brick 1 x 8Bricks	Dark Turquoise	4×
3003	Brick 2 x 2Bricks	Coral	4×
3003	Brick 2 x 2Bricks	Dark Turquoise	4×
3003	Brick 2 x 2Bricks	Medium Nougat	4×
3003	Brick 2 x 2Bricks	White	4×
30145	Brick 2 x 2 x 3Bricks	Medium Nougat	4×
3001	Brick 2 x 4Bricks	Bright Light Orange	4×
3001	Brick 2 x 4Bricks	Dark Blue	4×
3001	Brick 2 x 4Bricks	White	4×
2456	Brick 2 x 6Bricks	Tan	4×
3007	Brick 2 x 8Bricks	Dark Blue	4×
37352	Brick Curved 1 x 2 x 1 No StudsBricks Curved	Coral	4×
37352	Brick Curved 1 x 2 x 1 No StudsBricks Curved	White	4×
33243	Brick Curved 1 x 3 x 2Bricks Curved	Coral	4×
18653	Brick Curved 1 x 3 x 2 Inverted [Inside Bow]Bricks Curved	Bright Light Orange	4×
6215	Brick Curved 2 x 3Bricks Curved	Bright Light Orange	4×
93273	Brick Curved 4 x 1 Double, No StudsBricks Curved	Dark Turquoise	4×
42022	Brick Curved 6 x 1Bricks Curved	Dark Turquoise	4×
5174	Brick Curved Inverted 2 x 4 DoubleBricks Curved	Bright Light Orange	2×
5174	Brick Curved Inverted 2 x 4 DoubleBricks Curved	White	2×
3941	Brick Round 2 x 2 with Axle HoleBricks Round and Cones	Reddish Brown	2×
3941	Brick Round 2 x 2 with Axle HoleBricks Round and Cones	Trans-Light Blue	2×
85080	Brick Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside [New Style]Bricks Round and Cones	White	8×
68013	Brick Round, Half 1 x 2Bricks Round and Cones	Tan	4×
11610	Cone 1 x 1 Inverted with Bar at Bottom (Ice Cream Cone)Bricks Round and Cones	Tan	6×
59900	Cone 1 x 1 [Top Groove]Bricks Round and Cones	Dark Turquoise	6×
59900	Cone 1 x 1 [Top Groove]Bricks Round and Cones	Trans-Yellow	10×
59900	Cone 1 x 1 [Top Groove]Bricks Round and Cones	White	6×
86876	Brick Special 1 x 2 with 1 Center Stud on 1 Side, Bottom Stud HolderBricks Special	Bright Light Orange	4×
11211	Brick Special 1 x 2 with 2 Studs on 1 SideBricks Special	Medium Nougat	4×
44865	Brick Special 1 x 2 with Pin - Bottom Stud HolderBricks Special	Light Bluish Gray	4×
5252	Brick Special 2 x 2 with Photo ClipBricks Special	Bright Light Orange	2×
39789	Brick Special 2 x 4 with 3 Axle HolesBricks Special	Dark Turquoise	4×
30592	Brick Special 2 x 4, with 2 x 2 Brick with Top Pin and 1 x 2 Side PlatesBricks Special	Light Bluish Gray	2×
115901	Control Unit / Remote Control, ScienceElectronics	White	1×
118091	Motor 10 x 6 x 3, ScienceElectronics	White	1×
114253	USB CableElectronics	White	1×
6126b	Wave / Flame Rounded with Base RimEnergy Effects	Trans-Orange	4×
46303	Helmet, Sports, with Vent Holes [Plain]Minifig Headwear	Coral	1×
114342	Activity Card 11 for Science KitsNon-System Parts	[No Color/Any Color]	1×
114349	Activity Card 16 for Science KitsNon-System Parts	[No Color/Any Color]	1×
87552	Panel 1 x 2 x 2 [Side Supports / Hollow Studs]Panels	Trans-Light Blue	4×
24866	Plant, Flower, Plate Round 1 x 1 with 5 PetalsPlants & Trees	Coral	6×
24866	Plant, Flower, Plate Round 1 x 1 with 5 PetalsPlants & Trees	White	6×
15279	Plant, Grass Stem with Bar Hole [3.2mm]Plants & Trees	Bright Green	4×
3565	Plant, Leaf 2 x 6 x 1 with 2 StudsPlants & Trees	Bright Green	4×
32607	Plant, Plate 1 x 1 Round with 3 LeavesPlants & Trees	Bright Green	4×
2445	Plate 2 x 12Plates	Dark Turquoise	2×
2445	Plate 2 x 12Plates	White	2×
3795	Plate 2 x 6Plates	Bright Light Orange	4×
3034	Plate 2 x 8Plates	Dark Turquoise	2×
3034	Plate 2 x 8Plates	White	2×
43898	Dish 3 x 3 Inverted [Radar]Plates Round Curved and Dishes	White	2×
53119	Plate Round 1 x 1 Swirled Top / PooPlates Round Curved and Dishes	Reddish Brown	6×
66792	Plate Round Corners 4 x 4 x 2/3 Circle with Reduced KnobsPlates Round Curved and Dishes	Bright Light Orange	4×
5251	Plate Round Corners 8 x 16 x 2/3 Circle with Reduced KnobsPlates Round Curved and Dishes	Dark Blue	1×
5251	Plate Round Corners 8 x 16 x 2/3 Circle with Reduced KnobsPlates Round Curved and Dishes	Dark Turquoise	2×
66790	Plate Round Corners 8 x 8 x 2/3 Circle with Reduced KnobsPlates Round Curved and Dishes	Medium Nougat	2×
44728	Bracket 1 x 2 - 2 x 2Plates Special	Light Bluish Gray	4×
15070	Plate Special 1 x 1 with Vertical ToothPlates Special	White	6×
109373	Plate Special 2 x 2 with Rubber FootPlates Special	Black	4×
71752	Plate Special 2 x 2 x 2/3 with Axle Hole and Grill on Sides (Haybale)Plates Special	Tan	4×
18674	Plate Special Round 2 x 2 with Center Stud (Jumper Plate)Plates Special	Dark Blue	4×
85546	Technic Rubber Belt Large [33mm ID] [Round Cross Section]String, Bands and Reels	Yellow	2×
4519	Technic Axle 3Technic Axles	Yellow	2×
3705	Technic Axle 4Technic Axles	Black	2×
44294	Technic Axle 7Technic Axles	Yellow	2×
3700	Technic Brick 1 x 2 [1 Pin Hole]Technic Bricks	White	6×
32064a	Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom PinTechnic Bricks	Coral	4×
3069b	Tile 1 x 2 with GrooveTiles	Bright Light Orange	5×
3069b	Tile 1 x 2 with GrooveTiles	Dark Blue	5×
6636	Tile 1 x 6 with GrooveTiles	Bright Light Orange	4×
66857	Tile Round 2 x 4Tiles Round and Curved	White	4×
96874	Brick and Axle Separator v2.0Tools	Dark Turquoise	1×
27328	Flexible Ribbed Hose 8mm Ends 10LTubes and Hoses	Black	2×
57539	Flexible Ribbed Hose 8mm Ends 19LTubes and Hoses	Flat Silver	4×
65834pat0001	Wheel 43 x 14 with 4 Spokes, Axle Hole, and Black Integral TireWheels and Tyres	Coral	2×
5253	Wheel Smooth 24 x 14mm with Pin HoleWheels and Tyres	Black	4×