Abacus Study Blocks is made from natural wood and water-based, safe paints. It is durable and long-lasting. It is use to learn addition, subtraction, multiplication, and division while having fun at the same time! This toy is a safe and mess free option for little kids, as the beads are not removable from the frame, no cleanup needed. The Abacus classic wooden toy is a delightful and educational gift for kids. Made of environmentally friendly soft wood Helps to train children’s hand-eye co-ordination skills, develop creativity and imagination, foster logic thinking, expand knowledge, math learning, and more. Best abacus learning toy for ages 3yrs and above