Hand2Mind - Subtraction Practice Board knex Wash with similar colors

Wash with similar colors

Wash and dry inside out on delicate settings

Patented space-maximizing reclining seats

and office supplies

The PU-membrane outer shell with a DWR finish is windproof and waterproof

Hand2Mind - Subtraction Practice Board knex Wash with similar colorsOur self checking, interactive Subtraction Practice Board provides independent, tactile subtraction practice for facts up to 17 9. Students solve each subtraction problem and then spin the dial to check their answers. When they're done, they simply raise the handles on the sides to reset the dials and practice again! Whats Included: Subtraction Practice Board Activity guide Features SUBTRACTION BOARD: Solve! Check! Repeat! Enjoy independent, tactile