Have you ever worried about giving a group of students a game to play independently, because you weren't sure that ANY of them knew the skill well enough to check the others' answers? I know I have. That's why I like all my games to be self-checking. *Requires Laminating*
This is a simple-to-play game that will ensure students are practicing correctly.
This is actually two sets of cards: one set includes exponents and one doesn't. For the set without exponents, outside of cards includes numbers 2-100, and inside shows the prime factorization. The format is, for example, 24 (outside) = 2 x 2 x 2 x 3 (inside).