Concave and Convex Wooden Building Puzzle - Grimm's Wooden Toys

This clever building set challenges kids to find and match the two corresponding parts—an engaging activity for both mind and hands. For a fun tactile twist, place the pieces in a bag and let children use their sense of touch to discover the matching shapes. Each piece is uniquely shaped, making the game even more exciting and also perfect for imaginative play—indoors or out. Whether stacking, sorting, or storytelling, this set invites endless creative exploration. Details: 24 wooden pieces in a wooden base Size:  Base 10.5" x 8"  Materials:  shapes made from lime wood, non-toxic water based color stain, frame made from birch or poplar wood Information:  Handcrafted by Grimm's in Europe Age: 3 years + Warning small parts - not for children under 3 Safety: CE certified & ASTM F963 compliant  About Grimm's  Grimm's Wooden Toys: Nurturing Creativity and Imagination Since 1978. As a family-owned company based in Germany, Grimm's has been dedicated to developing, manufacturing