Math Concepts: This is an adding machine! It is super simple to make and fun for the kids to learn about adding/composing numbers. It will help those kids understand the equal sign in a way they haven't experienced before.
Playdough Subtraction Activity for Kids - LOVE this fun and clever idea for kids to practice subtraction! Great math activity for preschool, kindergarten, and grade. Ages Exhibit understanding of mathematic structure Recognition of number relations
Using Number Bracelets to Develop Number Sense. Like dot cards and rekenreks, number bracelets provide concrete practice for number combinations and composing/decomposing numbers. Check out this post for instructions for making and using number bracelets.