DescriptionWith bright color design, the wooden cards and rods set is easy to attract children's attention. And it makes learning fun, enriches the child imagination, stimulates children's logical thinking, improves children hand eye coordination and learning ability.Suitable for home preschools and kindergarten. You can teach baby addition, subtraction, division, and multiplication.Feature- Color: Colorful. - Material: Wood. - Size: Approx. 23.3 x 14.8 x 1.6 cm / 9.2 x 5.8 x 0.6 inch (L x W x H). - Environment-friendly paint without fading. - Non-toxic, safe for baby playing with.- Help your baby recognize numbers and understand the relationship between number and quantity with this toy set. - Enriches the child imagination and hand-on ability. - Suitable for home preschools and kindergarten.