This rekenrek activities blog post will give you 4 free number rack math centers you can use in your classroom tomorrow!

Rekenrek Overview Rekenreks, also called math racks, number racks, or arithmetic racks are a great tool to encourage students to develop...

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 forgotten elementary math manipulative? There are some math tools I use all the time in class that the kids love! After years...