Let's Play Maths (9543-1) is a Duplo and Explore LEGO set released in 2005 with 120 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Duplo and Explore sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 43 unique part types.
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Buying checklist
Quick context before you buy this set used or verify a marketplace listing.
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Release year
2005 (21 years ago — may be retired)
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Catalog scale
120 parts listed · 43 inventory lines tracked
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Minifigures
No minifigs in inventory (brick-only or Technic set)
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Build manual
No digital manual in our catalog — check the box tab or LEGO.com
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Shipping weight (est.)
~536 g for parts inventory (excludes box/minifig packaging)
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Before you buy used
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Market value
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Parts in this set
43 parts · updating…
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Die 6 Sided with Red and Blue Circles and Numbers Printupn0236pr0004 · ×1 · White -
Die 6 Sided with Thick 1 to 6 Printupn0236pr0005 · ×1 · White
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Duplo Animal Lion Cub on Base2275c01pr0001 · ×1 · Earth Orange -
Duplo Animal Panda, Cub, on Green Base, with Eyes Looking Left Print2334c01pr0001 · ×1 · White -
Duplo Animal Polar Bear Cub on Blue Base, Squared Eyes75016c01pr0002 · ×1 · White -
Duplo Animal Tiger Cub on Green Base2275c01pr0003 · ×1 · Yellow -
Duplo Baseplate 12 x 166851 · ×2 · Trans-Clear -
Duplo Brick 2 x 23437 · ×10 · Yellow -
Duplo Brick 2 x 23437 · ×10 · Green -
Duplo Brick 2 x 23437 · ×10 · Red -
Duplo Brick 2 x 23437 · ×10 · Blue -
Duplo Brick 2 x 2 with Eye with White Spot Print, on Two Sides - Type 13437pr0067 · ×1 · Red -
Duplo Brick 2 x 2 with Eye with White Spot Print, on Two Sides - Type 13437pr0067 · ×1 · Blue -
Duplo Brick 2 x 2 with Eye with White Spot Print, on Two Sides - Type 13437pr0067 · ×1 · Yellow -
Duplo Brick 2 x 2 with Eye with White Spot Print, on Two Sides - Type 13437pr0067 · ×1 · Green -
Duplo Brick 2 x 3 with Curved Top2302 · ×1 · Red -
Duplo Brick 2 x 3 with Curved Top2302 · ×1 · Blue -
Duplo Brick 2 x 3 with Curved Top2302 · ×1 · Yellow -
Duplo Brick 2 x 3 with Curved Top2302 · ×1 · Green -
Duplo Brick 2 x 43011 · ×2 · Red -
Duplo Brick 2 x 43011 · ×2 · Blue -
Duplo Brick 2 x 43011 · ×2 · Yellow -
Duplo Brick 2 x 43011 · ×2 · Green -
Duplo Brick 2 x 84199 · ×1 · Yellow -
Duplo Brick 2 x 84199 · ×1 · Green -
Duplo Brick 2 x 84199 · ×1 · Red -
Duplo Brick 2 x 84199 · ×1 · Blue -
Duplo Plant, Flower with 1 Top Stud6510 · ×10 · Blue -
Duplo Plant, Flower with 1 Top Stud6510 · ×10 · Yellow -
Duplo Plant, Flower with 1 Top Stud6510 · ×10 · Green -
Duplo Plant, Flower with 1 Top Stud6510 · ×10 · Red -
Duplo Tile 2 x 2 with '10' Print6309pr0094 · ×1 · White -
Duplo Tile 2 x 2 with Number '1' Print6309pr0061 · ×1 · White -
Duplo Tile 2 x 2 with Number '2' Print6309pr0062 · ×1 · White -
Duplo Tile 2 x 2 with Number '3' Print6309pr0063 · ×1 · White -
Duplo Tile 2 x 2 with Number '4' Print6309pr0064 · ×1 · White -
Duplo Tile 2 x 2 with Number '5' Print6309pr0065 · ×1 · White -
Duplo Tile 2 x 2 with Number '6' Print6309pr0066 · ×1 · White -
Duplo Tile 2 x 2 with Number '7' Print6309pr0067 · ×1 · White -
Duplo Tile 2 x 2 with Number '8' Print6309pr0068 · ×1 · White -
Duplo Tile 2 x 2 with Number '9' Print6309pr0069 · ×1 · White -
Storage Bin Lid, Dacta, 19 x 2471082 · ×1 · Trans-Clear
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Storage Bin, Dacta, Mediumupn0038 · ×1 · Blue