Multiplication Bingo Game offers a fun way to build mastery of all math facts through 12. Practice builds speed and reinforces math concepts. Game adapts for increasing skill. Traditional 5 x 5 grid format can be played six ways to meet the needs of learners of all abilities. Set includes 36 playing cards, more than 700 chips, caller's mat and cards, and a sturdy storage box. Bingo game is ideal for third grade to eighth-grade (ages 8 to 13).