Our Little Builder 52 piece Block Set includes: 10 Half Pillars, 8 Pillars, 4 Columns, 2 Small Triangles, 4 Half Unit Flats, 12 Unit Flats, 2 Double Flats, 8 Notched Half Units and 2 whimsies (Larry Large & Sally Circle). Made from Smooth Sanded Hard Maple from Minnesota and Wisconsin. Very High Quality Wooden Blocks. All edges are smooth sanded, surfaced, rounded, and soft. Recommended Age: 1+ years