What is a Rekenrek? Have you seen a math rack or rekenrek before ? The rekenrek is a math tool that was created by Adruan Treffers of the...

What is a Play and Go Video? A play and go video is what it sounds like. You press play and have 5 minutes that your students are...

Ideas and tips and lessons for how to introduce and teach composing and decomposing numbers 1-10 in Kindergarten

What Are Quick Images? Quick Images is a number sense-building activity that you can do with your kindergarten or first-grade students...