The Number Sense Addition Filpstrips are hands-on math activity. In this activity, students work through addition problems by attaching the "missing" number (or addend) to each flipstrip. Students record their answers on a flipstrip recording sheet as they work.Flipstrips can be used as a math center or as an individual task at a student workstation. Once each set is printed and assembled, it can be used over and over again.This bundle includes 10 sets of flipstrips and student recording sheets.Sets of Flipstrips Included:1's Family2's Family3's Family4's Family5's Family6's Family7's Family8's Family9's Family10's Family(Photo examples are sets for the 3's, 4's, and 5's Family)