Take your building and marble runs to the next level with this 18-piece Wooden Cornerstone Building Block Set. Designed to guide marbles and balls with precision, these versatile blocks make it easy to create more advanced and imaginative marble run structures. They’re the perfect companion to existing building sets, adding depth, challenge, and endless creative possibilities.
Crafted from natural, eco-friendly wood and finished with non-toxic, water-based color stains, these blocks are safe for children and enjoyable for builders of all ages—from toddlers to adults.
Set Includes:
18 cornerstone building blocks
1 wooden storage tray
Material: Beechwood, stained with non-toxic, water-based dyes Dimensions:
Tray: 6" × 6"
Blocks: 1.5" × 1.5" cubes
A beautiful and functional addition to open-ended play, marble runs, and STEM-inspired building.
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