3 years & up. These hand-carved wooden bricks help children create realistic buildings from their communities. They help children develop cooperation, patterning, and fine motor skills and lay the foundation for early mathematical skills. Includes 16 half units, 18 units, 6 half pillars, 4 pillars, 4 half columns, 2 columns, 2 gothic arches, 2 buttresses, 4 corners, 2 roman arches, 4 half circles, 4 quarter circles, 4 triangles, 4 large triangles, 4 triangle roofs, 2 circle curves, 4 thin quarter units, 10 thin half units, and 4 thin units.