• Montessori math materials,help kids learn to count, learn addition and subtraction, understand the decomposition and combination of numbers.
• Material:100% natural solid beach wood,base water paint,Smooth edges,non toxic.
• Colorful double side Numerical Rods：Arabic numerals on one side, English on the other side,and bright colors attract the child's attention and let it learn actively.
• Nice gift: A variety of play methods, suitable for children of all ages: color enlightenment for children, counting, stacking blocks, addition and subtraction games for children aged 3-6, etc.
• Size：wood box,8.7inch*1inch*8.7inch.Numerical Rods 1-9 is 0.8inch,1.6inch,2.4inch,3inch,3.9inch,4.7inch,5.5inch,6.3inch,7inch,7.8inch in length.