Help Teachers Increase the Rigor of Math Lessons

What’s the secret to improved student math performance? Providing teachers with knowledge, tools, and support.

Use this free guide, Putting DOK into Practice with Hess’ Cognitive Rigor Matrix, to support increasing the rigor of math lessons.

It will help teachers identify the level or depth of knowledge they are working with in math, and see where they can go next. The included chart has specific math examples, question stems, and descriptions for each level.

Complete the form below to download Putting DOK into Practice with Hess’ Cognitive Rigor Matrix.

Brought to you by CORE

The key to math success for all students is improving instruction. CORE, Inc. provides resources, training, and on-site support to instructional leaders and teachers using practical, classroom-based learning so new techniques take root and improved instruction is enduring.

For more information, please call Dean Ballard, Director of Mathematics, at 888.249.6155 ext. 7 or email