Sturdy set of 50 large, double-sided problem cards plus four "game" cards explaining games that increase interest in memorizing and mastering basic addition facts.
Includes easy-to-follow instructions and answers on the back of every card.
Sturdy set of 50 large, double-sided problem cards plus four "game" cards explaining games that increase interest in memorizing and mastering basic addition facts.
Includes easy-to-follow instructions and answers on the back of every card.