Building Thinking Classrooms in Math

Click here for podcasts with Peter Liljedahl, author of Building Thinking Classrooms in Mathematics. 

K-12 Math Resources

District PD and Resources

Number Talks

Number Talks are an effective way to help students gain a deeper understanding of math concepts. The Number Talk Resources folder contains helpful resources for getting started with number talks in your classroom. Check out the Number Talks page for more info and resources.

ThinkCentral Teacher Guide

This guide will aid teachers of K-5 and 6th grade immersion in setting up their classes to access supplemental resources to Math Expressions.

Learning Math for Teachers

Twenty-five FLAS teachers grades K-12 participated in Jo Boaler's online course Learning Math for Teachers during the spring/summer of 2017. Check out this presentation for highlights and takeaways from the course, a list of cohort members, and plans going forward.

Math In the News

Dan Meyer Speaks on Perplexity, CUE 2014

Online Lessons and Resources

Jo Boaler's website,, has a wealth of resources you can use in your classroom. Under Tasks and More, click Tasks to find open-ended problem solving activities that promote group work and conversation around math. 

Also under Tasks and More, check out the Week of Inspirational Math...this page includes math activities from math camps that were facilitated by Jo and her graduate students over the past three summers. (Check out the Day 1 activity for Week 3 Grades 6-8! :) Selecting the activities from just one of those weeks could be an interesting way to do your math lessons for the first week of school!


Open Middle problems have a common starting point and a common (correct) answer but an "open middle," meaning there are multiple ways to solve the problem. Open middle problems require a higher depth of knowledge and provide student opportunities to discuss their thinking.

The Math Learning Center

Free math apps that can be used online to support conceptual understanding of various math concepts.

SciMathMN Frameworks

Frameworks are resources developed to help teachers translate Minnesota state standards into classroom practice and assist in student achievement of those standards. Searchable by Standards, includes common misconceptions as well as online resources and instructional support.


Illuminations is developed by the National Council of Teachers of Mathematics (NCTM) and includes standards-based lessons and activities for math instruction grades PK-12.


Real-world lessons for grades 6-12 that address standards while challenging students to think critically about the world. 


Mangahigh is a game-based math learning site that includes video tutorials and engaging interactive games for grades 2-12. Educator accounts are free, and teachers can assign activities to groups and/or individuals and track progress. Students can earn medals for concepts mastered, and schools have the opportunity to compete in challenges with other schools from around the world.


Math activities by grade level and standard for K-5. Free to teachers and students for use during school. Teachers have the ability to lock activities to ensure that students focus on those that align with the current area of study.

Scholastic StudyJams!

Through real world examples presented in a multimedia format that kids enjoy, StudyJams! helps students understand the underlying concepts of math and science so they are better able to solve individual problems. Developed for students in grades 3-6.

Vi Hart Just for Fun Math Videos

Great videos on "incidental" learning...check out the playlists for thematic and seasonal videos.

WSHS Math Raps

Including hits like "Gettin' Triggy Wit It" and "Teach Me How to Factor"!


Video-based math tutorials organized by course and topic.

Mathispower4u Tutorials

Over 3200 video-based math tutorials. Great tool for a student who misses instruction on a particular skill or objective.


Interesting mathematics-based videos.

Xtra Math

Xtra Math is a free web-based program for math fact fluency.

Real World Math

Real World Math is a collection of math problem-solving activities for Google Earth, designed for educators and students grades 4-12. Teachers will find videos, instructional tutorials, and lesson plans for more than 30 activities for Google Earth and SketchUp.  Click the Contact tab to request a password for free access to the lesson plans.

Talking Math With Your Kids

Talking Math With Your Kids focuses on younger students and offers a lot of great ideas for activities to engage students in math conversations. If you look under Posts you'll see some categorized by math topic including Number, Measurement, Operation, etc. The author, Christopher Danielson, was involved in starting the Math-On-A-Stick activity space at the Minnesota State Fair.

Resources from Dan Meyer

Problem Solving Resources for Classroom Lessons

Social Media Connections Worth Following

Mr. Meyer's Math Blog

Thought-provoking ideas and perspectives on math education from Dan Meyer, a former high school math teacher and current doctoral student at Stanford University. Watch Dan Meyer's TED Talk.

The Mind of an April Fool

Three Acts ala Dan Meyer, Clothes Lines (interactive number lines), Number Talks images and more.

Tap Into Teen Minds

More Three-Act Math Tasks and problem solving resources for K-12 ala Kyle Pearce

Geogebra YouTube Channel

Tips and tutorials on using Geogebra in the classroom.

Mathademics YouTube Channel

Playlists of videos covering all areas of math.

Talking Math With Your Kids

This website is dedicated to helping parents support their children’s mathematical development, but it includes many great ideas for use in the primary grades. 

Math Twitter Hashtags for Teachers



Blogs that Promote Math Talk

Would You Rather?

Open-ended math problems that get students make a choice and justify their reasoning.

Estimation 180

Building number sense through estimation in real life situations.

Visual Patterns

Start with the base pattern to solve these problems

101 Questions

Images to generate math conversations

Other Interesting Math Resources

Check out these creative signs for classroom groups from Count It All Joy: Reflections of a Middle School Math Teacher.