These 3 resources will surely keep your K-2 students engaged during math. They will add 1-20, subtract 1-20, and use the included "manipulatives" to count 1-20.
Adding: included are Poke coins and Poke balls. Cut them out and use them to add the two groups together according to each card.
Subtracting: included are Poke coins. Cut them out and use them to subtract the two groups according to each card.
Counting: included are Poke balls. Cut them out and have students put the right number onto the corresponding card. You could also glue the Poke balls onto clothespins and make these into clip cards!