Our subtraction machine puts fun math practice right at kids* fingertips
Self-directing machine is totally self-checking--great for independent, skill-building practice
Great for teaching and reinforcing subtraction with numbers 1-9
For ages 6-11 years

Technical Details

Size (LWH): 9.6 inches, 8.8 inches, 1.1 inches
Product Details
Product Dimensions: 9.6 x 8.8 x 1.1 inches
Shipping Weight: 1.6 pounds (View shipping rates and policies)
ASIN : B004ZAKH1I