ABACUS SOROBAN - 17 BAR ASIAN CALCULATOR 1. Size: 26,5 * 6 * 1,5 cm. 2. APPLICATIONS - An excellent tool for early math education. It can be used jako a classic office calculator, a teacher training tool or a gift for abacus collectors. 3. Educational toys for toddlers - this abacus is a great educational toy for toddlers that improves fine motor skills when moving individual abacus beads back and forth. Kids can learn to count and learn colors. 4. MATH LEARNING TOOL FOR OLDER CHILDREN - With this wooden abacus, children can learn addition, subtraction, multiplication, and division. It helps in solving mathematical problems and increases interest in mathematics. 5. PUZZLE GAMES FOR FAMILY CHILDREN - Baby puzzles give parents the opportunity to play math games with their children, strengthening parent-child interaction. Information about the product: Material: ABS Kolor: brown / black Product Dimensions: 26,5x6x1,5 cm Bead diameter: 1,4 cm