Help students visualize math concepts and give them hands on practice, too! Double sided number cards let you create a customized number line showing any sequence of numbers from 1 to 120, so children can count by ones, practice skip counting by fives and more! Plus, you get activity cards that focus on basic skills, including addition and subtraction, more than/less than, sequencing and more. The chart comes with over 140 cards and 6 manipulatives for counting and problem solving.