Recommended Age: 7 yrs. - 10 yrs. / 2nd gr. - 5th gr. Looking to help kids master multiplication? These kid-friendly, illustrated dominoes are a fun way to do it! Great for helping children learn through play, the easy-to-grasp and easy-to-read dominoes feature multiplication facts on one end and numeric products on the other. Students just find the match—for tons of essential math practice! You get 28 plastic dominoes in a storage tin with a lid. Dominoes measure 2" long.