The Trend Enterprises Multiplication Flash Cards, All Facts Through 12, are an ideal way to teach children math multiples. They teach all facts up to 12, and there are 169 cards complete with the answers on the backs. These math flash cards will make learning a bit more fun and enjoyable at home or in the classroom to use in small or whole groups. Learning is a lot easier if it is pleasurable, and multiplication is a vital skill for success in math. They are durable with rounded edges, and you can't see through them. These Trend Enterprises Multiplication Flash Cards come in a wonderful hand-held size with large, clear and bold numbers, so they're easy to see, even from the back of the classroom, and you can also easily take them on the go for extra practice.