â€œSubtraction Flash Cardsâ€ set is a Sure and Effective Way to learn and practice Subtraction Facts up to 20.
- There are 40 both sides printed, divided into 2 levels, large Flash Cards.
- Each card has two sums printed in big and bold type and their answers on the back.
- Children first practice with Level 1 (sums up to 10) cards and then with Level 2 (up to 20) cards.
- To reinforce their understanding and test knowledge of subtraction they also play group games.
- This way the child learns in a most interactive and enjoyable way.
- Large bold printing on the cards.
- Large cards ensure easy grasp of the young learners.
- Self-check system.