Size: 20.3*6.3*1.5cm (7.9*2.4*0.5 inches) Scope of application-a good tool for childrens mathematics education. Can be used as a classic office calculator, teacher education tool or a gift for collectors of abacus Childrens educational toys-this abacus is a good educational toy that can help young children improve their motor skills, move a single bead back and forth, and they can learn how to count and learn colors. Math Learning Tool for Older Children-Children can use this wooden abacus to learn addition, subtraction, multiplication and division. It helps to solve math problems and increase their interest in mathematics Family childrens educational games-baby educational toys can provide parents with the opportunity to play math games with their children, thereby increasing parent-child interaction. Product Scope of application A good tool for childrens mathematics education. Can be used as a classic office calculator, teacher education tool or a gift for collectors of abacus Childrens educational toys This abacus is a good educational toy that can help young children improve their motor skills. By moving a single bead back and forth, they can learn how to count and learn colors. Childrens Math Learning Tools Children can use this wooden abacus to learn addition, subtraction, multiplication and division. It helps to solve math problems and increase their interest in mathematics Family childrens educational games Baby educational toys can provide parents with opportunities to play math games with their children, thereby increasing parent-child interaction. 13 bits Material: ABS Dimensions: 20 x 6.3 x 1.5 cm Childrens Math Learning Tool-Children can use this abacus to learn addition, subtraction, multiplication and division. It helps to solve mathematical problems and increase their interest in mathematics. One of the best math learning toys suitable for preschoolers or school-age children. 17 bits Material: ABS Dimensions: 26.5 x 6 1.5 cm This abacus is widely used by children, accounting students, businessmen, businessmen, etc. Traditional arithmetic abacus, a classic tool with complete functions. It can be used as a classic calculator in the office, an educational tool for teachers or a gift for abacus collectors. Calculation tool Traditional abacus, a classic tool with complete functions Well-made plastic frame and beads A good tool for early childhood mathematics education. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.