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Count, Create, and Learn!
Unleash your inner artist with Duplo Mosaics

Introduce your little one to numbers and patterns with this 352-piece set from 2008. Inspire creativity and early math skills through colorful, hands-on play.

LEGO Numbers and Mosaics Set set 9531 - 352 pieces, Duplo and Explore theme, product photo Pin It
LEGO Numbers and Mosaics Set set 9531
🏛 Duplo and Explore
Set #9531

Numbers and Mosaics Set

The Numbers and Mosaics Set is a fantastic educational tool disguised as a fun LEGO set.

Before you buy

Who it's for
Beginner build Ideal for toddlers and preschoolers learning basic concepts
Build
352 pieces · about 2 hours Build time is an estimate.
Availability
Likely retired
★★★★☆ 4.2 AI-generated review score, not a customer rating

Parents and educators praise the set for its educational value and ability to engage young children. The printed tiles are a hit, but some find the set limited in its building possibilities beyond educational activities.

Best Price
$200.05
View on

📝 Our Take

AI-assisted editorial summary, grounded in our LEGO database and public community discussions. How we use AI

The Numbers and Mosaics Set is a fantastic educational tool disguised as a fun LEGO set. This set creatively combines Duplo bricks with printed tiles to teach children about numbers, shapes, and colors while fostering creativity and fine motor skills.

This set is perfect for parents, educators, and young children aged 3+. The large Duplo bricks are easy for small hands to manipulate, and the variety of printed tiles encourages learning through play.

Skip this if you are an adult collector seeking complex building techniques or display models. This set is designed specifically for early childhood education, consider LEGO Classic sets instead.

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🧱 Building Experience

AI-assisted build estimate, grounded in our LEGO database and public community discussions. How we use AI
🧩
352
Pieces
⏱
2h
Estimated Build Time
📊
Beginner
Difficulty
Build Highlights:
  • Easy to build and rebuild, perfect for small hands
  • Introduces basic shapes and colors through printed tiles
  • Encourages creativity and problem-solving skills
  • Durable Duplo bricks ensure long-lasting play

📈 Investment Analysis

AI-assisted investment analysis, grounded in our LEGO database and public community discussions. How we use AI
→ Price stable
C+
Investment Grade
⏳ Retired
The Numbers and Mosaics set, while not a typical investment piece, holds some potential for appreciation due to its educational focus and retirement. The Duplo theme generally sees steady demand, and complete sets in good condition are likely to maintain or slightly increase in value, especially among collectors interested in vintage educational LEGO sets. However, its mass-market appeal and lack of unique or rare elements limit its potential for significant price increases. It is a low-risk investment with modest potential returns.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

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The Numbers and Mosaics set stands out as a dedicated educational tool within the Duplo theme. Compared to general Duplo sets like the 'My First Train Set' (10847-1) or 'Creative Suitcase' (10565-1), this set is more focused on teaching specific concepts. While other Duplo sets offer broader play possibilities, this set provides a structured learning experience, making it a good choice for parents and educators prioritizing early childhood education.

📦 Parts Inventory

Piece count
352
Parts cataloged in this inventory
60 unique parts, 352 pieces

Missing a piece? Check this set piece by piece, with look-alike colors flagged and element IDs for replacements.

Duplo Tile 2 x 2 Duplo Tile 2 x 2
Part #: 6309 24× White
Duplo Tile 2 x 2 with '(' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0058 4× White
Duplo Tile 2 x 2 with ':' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0059 4× White
Duplo Tile 2 x 2 with '÷' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0060 4× White
Duplo Tile 2 x 2 with Number '1' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0061 5× White
Duplo Tile 2 x 2 with Number '2' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0062 5× White
Duplo Tile 2 x 2 with Number '3' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0063 5× White
Duplo Tile 2 x 2 with Number '4' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0064 5× White
Duplo Tile 2 x 2 with Number '5' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0065 5× White
Duplo Tile 2 x 2 with Number '6' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0066 5× White
Duplo Tile 2 x 2 with Number '7' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0067 5× White
Duplo Tile 2 x 2 with Number '8' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0068 5× White
Duplo Tile 2 x 2 with Number '9' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0069 5× White
Duplo Tile 2 x 2 with Number '0' Print Duplo Tile 2 x 2 ...
Part #: 6309pr0070 5× White
Duplo Tile 2 x 2 with Less Than ( '<' ) / Greater Than ( '>' ) Print Duplo Tile 2 x 2 ...
Part #: 6309pr0071 4× White
Duplo Tile 2 x 2 with Equal To ( '=' ) Print Duplo Tile 2 x 2 ...
Part #: 6309pr0072 5× White
Duplo Tile 2 x 2 with Addition ( '+' ) Print Duplo Tile 2 x 2 ...
Part #: 6309pr0073 5× White
Duplo Tile 2 x 2 with Minus ( '-' ) Print Duplo Tile 2 x 2 ...
Part #: 6309pr0074 4× White
Duplo Tile 2 x 2 with Multiplication ( 'x' ) Print Duplo Tile 2 x 2 ...
Part #: 6309pr0075 4× White
Duplo Tile 2 x 2 with Shape Red Inverse Isosceles Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0100 4× White
Duplo Tile 2 x 2 with Shape Red Inverse Quarter Disc Print Duplo Tile 2 x 2 ...
Part #: 6309pr0101 4× White
Duplo Tile 2 x 2 with Shape Red Inverse Arch Print Duplo Tile 2 x 2 ...
Part #: 6309pr0102 4× White
Duplo Tile 2 x 2 with Shape Black Isosceles Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0103 8× White
Duplo Tile 2 x 2 with Yellow 1/4 Circle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0104 8× White
Duplo Tile 2 x 2 with Shape Green 1/4 Circle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0105 8× White
Duplo Tile 2 x 2 with Shape Black 1/4 Circle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0106 8× White
Duplo Tile 2 x 2 with Yellow Square Print Duplo Tile 2 x 2 ...
Part #: 6309pr0107 8× White
Duplo Tile 2 x 2 with Shape Green Square Print Duplo Tile 2 x 2 ...
Part #: 6309pr0108 8× White
Duplo Tile 2 x 2 with Shape Black Square Print Duplo Tile 2 x 2 ...
Part #: 6309pr0109 8× White
Duplo Tile 2 x 2 with Shape Yellow Disc Print Duplo Tile 2 x 2 ...
Part #: 6309pr0110 4× White
Duplo Tile 2 x 2 with Shape Green Circle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0111 4× White
Duplo Tile 2 x 2 with Shape Black Circle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0112 4× White
Duplo Tile 2 x 2 with Shape Blue Inverse Isosceles Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0113 4× White
Duplo Tile 2 x 2 with Shape Yellow Inverse Isosceles Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0114 4× White
Duplo Tile 2 x 2 with Shape Green Inverse Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0115 4× White
Duplo Tile 2 x 2 with Shape Black Inverse Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0116 4× White
Duplo Tile 2 x 2 with Shape Blue Inverse Quarter Disc Print Duplo Tile 2 x 2 ...
Part #: 6309pr0117 4× White
Duplo Tile 2 x 2 with Shape Yellow Inverse Quarter Disc Print Duplo Tile 2 x 2 ...
Part #: 6309pr0118 4× White
Duplo Tile 2 x 2 with Shape Green Inverse Quarter Disc Print Duplo Tile 2 x 2 ...
Part #: 6309pr0119 4× White
Duplo Tile 2 x 2 with Shape Black Inverse Quarter Disc Print Duplo Tile 2 x 2 ...
Part #: 6309pr0120 4× White
Duplo Tile 2 x 2 with Shape Blue Inverse Arch Print Duplo Tile 2 x 2 ...
Part #: 6309pr0121 4× White
Duplo Tile 2 x 2 with Shape Yellow Inverse Arch Print Duplo Tile 2 x 2 ...
Part #: 6309pr0122 4× White
Duplo Tile 2 x 2 with Shape Green Inverse Arch Print Duplo Tile 2 x 2 ...
Part #: 6309pr0123 4× White
Duplo Tile 2 x 2 with Shape Black Inverse Arch Print Duplo Tile 2 x 2 ...
Part #: 6309pr0124 4× White
Duplo Tile 2 x 2 with Shape Green 1/2 Square Print Duplo Tile 2 x 2 ...
Part #: 6309pr0125 8× White
Duplo Tile 2 x 2 with Shape Black 1/2 Square Print Duplo Tile 2 x 2 ...
Part #: 6309pr0126 8× White
Duplo Tile 2 x 2 with Shape Blue Quarter Disc Print Duplo Tile 2 x 2 ...
Part #: 6309pr0127 8× White
Duplo Tile 2 x 2 with Shape Blue Right Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0128 8× White
Duplo Tile 2 x 2 with Shape Blue Isosceles Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0129 8× White
Duplo Tile 2 x 2 with Shape Yellow Right Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0130 8× White
Duplo Tile 2 x 2 with Shape Yellow Isosceles Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0131 8× White
Duplo Tile 2 x 2 with Shape Red Square Print Duplo Tile 2 x 2 ...
Part #: 6309pr0132 8× White
Duplo Tile 2 x 2 with Shape Red Disc Print Duplo Tile 2 x 2 ...
Part #: 6309pr0133 4× White
Duplo Tile 2 x 2 with Shape Red Quarter Disc Print Duplo Tile 2 x 2 ...
Part #: 6309pr0134 8× White
Duplo Tile 2 x 2 with Shape Red Right Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0135 8× White
Duplo Tile 2 x 2 with Shape Red Isosceles Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0136 8× White
Duplo Tile 2 x 2 with Shape Green Isosceles Triangle Print Duplo Tile 2 x 2 ...
Part #: 6309pr0137 8× White
Duplo Tile 2 x 2 with Shape Blue Square Print Duplo Tile 2 x 2 ...
Part #: 6309pr0138 8× White
Duplo Tile 2 x 2 with Shape Blue Disc Print Duplo Tile 2 x 2 ...
Part #: 6309pr0139 4× White
Duplo Baseplate 12 x 16 Duplo Baseplate 1...
Part #: 6851 4× White
The set is a great source of white Duplo tiles, especially the printed ones. These tiles, with their unique shapes and colors, are valuable for creating educational mosaics and patterns.

🛒 Where to Buy

eBay
✓ In Stock
$200.05 →
BrickLink
✓ In Stock
Compare on eBay →
$208.30

💎 Notable Parts

White Duplo Tile 2 x 2 with Shape Red Isosceles Triangle Print (8x) $4.00
White Duplo Tile 2 x 2 with Shape Black 1/4 Circle Print (8x) $4.00
White Duplo Tile 2 x 2 with Shape Blue Isosceles Triangle Print (8x) $4.00
White Duplo Tile 2 x 2 with Shape Red Square Print (8x) $4.00
White Duplo Tile 2 x 2 with Shape Red Right Triangle Print (8x) $4.00
White Duplo Tile 2 x 2 with Shape Black 1/2 Square Print (8x) $4.00
Est. BrickLink Part Value
$24.00

💡 MOC Potential

🏙 Create colorful buildings and cityscapes
🌳 Build animals and plants using the different shapes
🤖 Design simple robots and vehicles

Related Articles

📰 Duplo and Explore News

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Community Insights

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Community insights from Reddit discussions and YouTube reviews. Content may not reflect official LEGO positions.

Charts Inventory Statistics

60
Unique Parts
352
Piece Count
352
Cataloged Inventory Pieces
0
Minifigures
Inventory Version: 1

Missing a piece? Use the Missing Piece Checker.

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