Your number's UP! Popular letter and word games have moved up a notch by using numbers and math! Discover Mathable, the perfect challenge that makes math equations fun. This addictive tile-game stimulates and strengthens math skills. Play your tiles making math equations - a great game for the entire family, with simple to understand rules! Use: Indoor Measurements: 11.25 Length/Inches, 9.25 Width/Inches, 2 Height/Inches Base Material: 95% Cardboard, 5% Other 5% Or Less Care: Wipe Clean Country of Origin: Imported