1-20 number board

Number trays board from 0 to 20. 
Math Preschool activity for toddlers

You can choose any variation:
 only board
 board + 20 soft balls
 board + numbers and symbols
 board + 20 soft balls + set of number &
 symbols

 Size:
 Board
 25x10.5x2 cm 9.8x4.1x0.8 Numbers high - 6 cm 2.4