Subtraction Machine
Product Code:LC1167
$36.95
- Quantity Available: 1
- Availability: In stock
Description
Our self-checking SubtractionMachine makes math so simple, kids can teach themselves! Children justpress the equation buttons…and the answers pop up for immediatereinforcement! 81 buttons are locked securely in the 8 1/2" x 9 1/2"plastic frame.