Our "almost fun" Math lessons explain Math concepts using non-Math concepts you're already familiar with. Use our interactive lessons and calculators to master these skills 🥳.

Culturally-responsive, relatable, and free learning resources - including over 400 SAT prep questions and Math lessons.

Explore our supplemental lesson plans that help you kick off 4th-10th grade math units with puzzles, discussion, and exploration.

The lesson guide includes worksheets that pair with our step-by-step calculators, call-outs for key learning points, and in-class activities that challenge students to bring their own real-world …

Use any or all parts of this lesson guide on Circumference and Area of Circles to inspire interest, stimulate thinking, and illuminate teacher moves. This lesson guide follows the 5E model of …

Use any or all parts of this lesson guide on Percentages to inspire interest, stimulate thinking, and illuminate teacher moves. This lesson guide follows the 5E model of instruction and includes 3 …

What is a function? What is a domain in math? What is a range in math? Explore this lesson to find out and use our step-by-step functions calculator to learn how to solve functions.

The lesson guide includes worksheets that pair with our step-by-step calculators, call-outs for key learning points, and in-class activities that challenge students to bring their own real-world …

This lesson guide follows the 5E model of instruction and includes 3 Act Tasks accompanied by explorative worksheets, key learning points, and in-class activities.

The lesson guide includes worksheets that pair with our step-by-step calculators, call-outs for key learning points, and in-class activities that challenge students to bring their own real-world …