Hannah Moulton teaches Algebra 1. But before her 9th graders get started on graphing linear functions or solving quadratic equations, she makes sure that they have a much more basic skill down pat.

The CK-12 Foundation has launched its first free interactive math practice problems and videos for K1-5 grade levels. The new offering is fully aligned to Common Core and represents the first time ...

Re-thinking acceleration practices will include creating coherent pathways that maintain the entire breadth and depth of K-8 mathematics learning. Below are four steps to determine if – and how – your ...