Are you wondering what to do with those shells you picked up on the beach? Students will have fun using sea shells or other manipulatives on these ten frame mats. This product has 3 Sets of Ten Frame Mats. 1-10 Sea Shell Theme and a set of ten frames filled with coordinating shells from 1-10 that can be used for flash cards. The first set of ten frame mats has the number and a filled ten frame. The second set has the number and a filled ten frame with addition blanks below the ten frame for students to figure out how many more to make 10. The third set is the number and blank ten frames for the students to fill in using dough balls, counters, dry erase markers or what ever you can think of.