POLYDRON Number Crunchers Numbers to 20 – Number Crunchers To 20 100 Bones W/ Sliders SI-75105
$32.02
Out of stock
Brand: Polydron
Secondary Brand: SI Manufacturing Limited
Description
Plastic number ”bones” are printed with equations. The plastic slider can easily be moved to conceal the result, the first or second part of the sum, or even the symbol. Each bone measures 8.5” x 2.5”. Related Categories: Numbers
