Plan Toys Wooden Hammer Balls hammering set toy consists of a wooden bench, 3 wooden balls, and a wooden mallet. Great Montessori toy! In great condition! Children tap the balls through the holes in the bench, and they land on tracks underneath the bench and roll out to be used again. The bench is designed for small hands and measures 9.5 x 4.5 x 3.9 inches. Suitable for children 12 months and up. Hammering and pounding helps children develop physical strength, hand-eye coordination, and dexterity. Sustainably Made from Rubberwood and Non-Toxic Paints and Dyes! Smoke free and pet free home.