Rare parts in 45620-1: Science Kit Year 1-3

This set inventory has been obtained from LEGO Customer Services replacement parts page. It was retrieved on 30 December 2025 and contains 274 pieces.

Important note: We do not control this inventory and cannot currently make changes to it. Use it as a guide to the contents of the set, or to find out part numbers when requesting replacements.

Element Image Qty Colour Category Design Element name Element
in sets		 Element
introduced in		 Design
in sets		 Design
introduced in
6565252 <h1><a href='/parts/6565252/brick-2x2-no-225'>BRICK 2X2, NO. 225</a></h1><div class='tags floatleft'><a href='/parts/6565252/brick-2x2-no-225'>6565252</a> <a href='/parts/design-114520'>114520</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Bright-Bluish-Green'>Bright Bluish Green</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

BRICK 2X2, NO. 225

6565252 114520 System Bricks Bright Bluish Green 2025
©2025 LEGO Group
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4 Bright Bluish Green Bricks 114520 BRICK 2X2, NO. 225 3 2025 3 2025
6482811 <h1><a href='/parts/6482811/brick-2x8'>BRICK 2X8</a></h1><div class='tags floatleft'><a href='/parts/6482811/brick-2x8'>6482811</a> <a href='/parts/design-93888'>93888</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Earth-Blue'>Earth Blue</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

BRICK 2X8

6482811 93888 System Bricks Earth Blue 2025
©2025 LEGO Group
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4 Earth Blue Bricks 93888 BRICK 2X8 3 2025 736 2001
6531173 <h1><a href='/parts/6531173/plate-8x16x2-3-cir-w-reduced-knobs'>PLATE, 8X16X2/3, CIR., W/ REDUCED KNOBS</a></h1><div class='tags floatleft'><a href='/parts/6531173/plate-8x16x2-3-cir-w-reduced-knobs'>6531173</a> <a href='/parts/design-5251'>5251</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Plates'>Plates</a> <a href='/parts/colour-Earth-Blue'>Earth Blue</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

PLATE, 8X16X2/3, CIR., W/ REDUCED KNOBS

6531173 5251 System Plates Earth Blue 2025
©2025 LEGO Group
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1 Earth Blue Plates 5251 PLATE, 8X16X2/3, CIR., W/ REDUCED KNOBS 3 2025 7 2025
6482579 <h1><a href='/parts/6482579/brick-2x2-w-function-no-1'>BRICK 2X2, W/ FUNCTION, NO. 1</a></h1><div class='tags floatleft'><a href='/parts/6482579/brick-2x2-w-function-no-1'>6482579</a> <a href='/parts/design-5252'>5252</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Miscellaneous'>Miscellaneous</a> <a href='/parts/colour-Flame-Yellowish-Orange'>Flame Yellowish Orange</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

BRICK 2X2, W/ FUNCTION, NO. 1

6482579 5252 System Miscellaneous Flame Yellowish Orange 2025
©2025 LEGO Group
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2 Flame Yellowish Orange Miscellaneous 5252 BRICK 2X2, W/ FUNCTION, NO. 1 3 2025 3 2025
6482740 <h1><a href='/parts/6482740/brick-1x12'>BRICK 1X12</a></h1><div class='tags floatleft'><a href='/parts/6482740/brick-1x12'>6482740</a> <a href='/parts/design-6112'>6112</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Flame-Yellowish-Orange'>Flame Yellowish Orange</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

BRICK 1X12

6482740 6112 System Bricks Flame Yellowish Orange 2025
©2025 LEGO Group
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4 Flame Yellowish Orange Bricks 6112 BRICK 1X12 2 2025 781 1994
6482743 <h1><a href='/parts/6482743/brick-1x6-w-bow'>BRICK 1X6 W/BOW</a></h1><div class='tags floatleft'><a href='/parts/6482743/brick-1x6-w-bow'>6482743</a> <a href='/parts/design-42022'>42022</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Vibrant-Coral'>Vibrant Coral</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

BRICK 1X6 W/BOW

6482743 42022 System Bricks Vibrant Coral 2025
©2025 LEGO Group
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4 Vibrant Coral Bricks 42022 BRICK 1X6 W/BOW 1 2025 427 2002
6482584 <h1><a href='/parts/6482584/wheel-dia-43'>WHEEL, DIA. 43</a></h1><div class='tags floatleft'><a href='/parts/6482584/wheel-dia-43'>6482584</a> <a href='/parts/design-107865'>107865</a> <a href='/parts/platform-Technic'>Technic</a> <a href='/parts/category-Vehicles-Transportation'>Vehicles & Transportation</a> <a href='/parts/colour-Vibrant-Coral'>Vibrant Coral</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

WHEEL, DIA. 43

6482584 107865 Technic Vehicles & Transportation Vibrant Coral 2025
©2025 LEGO Group
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2 Vibrant Coral Vehicles & Transportation 107865 WHEEL, DIA. 43 3 2025 3 2025