Mosaic Set (1012-1) is a Duplo and Explore LEGO set released in 1985 with 34 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 21 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
1985 (41 years ago — may be retired)
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Catalog scale
34 parts listed · 21 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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Gray era
Pre-2004 set — may use old light/dark gray instead of bluish gray
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Shipping weight (est.)
~31 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
21 parts · updating…
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Duplo Baseplate 24 x 244268 · ×1 · Red -
Duplo Tile 2 x 2 x 1 with Shape Black Circle print2756pr0078 · ×1 · White -
Duplo Tile 2 x 2 x 1 with Shape Black Right Triangle print2756pr0075 · ×2 · White
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Duplo Tile 2 x 2 x 1 with Shape Blue Inverse Isosceles Triangle print2756pr0082 · ×1 · White
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Duplo Tile 2 x 2 x 1 with Shape Blue Quarter Circle print2756pr0084 · ×3 · White
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Duplo Tile 2 x 2 x 1 with Shape Blue Right Triangle print2756pr0083 · ×2 · White
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Duplo Tile 2 x 2 x 1 with Shape Blue Square print2756pr0088 · ×5 · White
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Duplo Tile 2 x 2 x 1 with Shape Green Inverse Arch print2756pr0094 · ×1 · White
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Duplo Tile 2 x 2 x 1 with Shape Green Inverse Isosceles Triangle print2756pr0089 · ×1 · White
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Duplo Tile 2 x 2 x 1 with Shape Green Inverse Quarter Circle print2756pr0092 · ×1 · White
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Duplo Tile 2 x 2 x 1 with Shape Green Isosceles Triangle print2756pr0090 · ×1 · White
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Duplo Tile 2 x 2 x 1 with Shape Green Quarter Circle print2756pr0091 · ×3 · White
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Duplo Tile 2 x 2 x 1 with Shape Green Square print2756pr0095 · ×1 · White
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Duplo Tile 2 x 2 x 1 with Shape Red Circle print2756pr0101 · ×1 · White
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Duplo Tile 2 x 2 x 1 with Shape Red Inverse Arch print2756pr0102 · ×1 · White
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Duplo Tile 2 x 2 x 1 with Shape Red Inverse Isosceles Triangle print2756pr0097 · ×2 · White
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Duplo Tile 2 x 2 x 1 with Shape Red Inverse Quarter Circle print2756pr0100 · ×1 · White
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Duplo Tile 2 x 2 x 1 with Shape Red Right Triangle print2756pr0098 · ×2 · White
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Duplo Tile 2 x 2 x 1 with Shape Red Square print2756pr0103 · ×1 · White
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Duplo Tile 2 x 2 x 1 with Shape Yellow Circle print2756pr0109 · ×1 · White
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Duplo Tile 2 x 2 x 1 with Shape Yellow Right Triangle print2756pr0106 · ×2 · White