The Double-Sided Number Board 1-20 is a math board helping your little ones to learn counting, addition and subtraction of numbers up to 20. This wooden set includes 10 two-sided cards with numbers from 1 to 20 and 20 wool felt balls in a linen bag.
This board is reversible(double-sided), on the back of the board is a tray for simple math tasks. You can create various tasks with addition and subtraction, using balls and number cards. Made from oak wood.
Recommended for Ages 4+. Small pieces may cause choking hazard for younger children.
Board: 20cm x 20 cm x 1.8 cm ( Cards: 3.5 x 4cm Felt balls approx: 1.5cm Size may vary slightly because the balls are handmade.