Teaching division is one of the most important skills in 3rd grade and 4th grade math, and one of the most effective ways to introduce it is by using number lines. This resource, “Division on a Number ...

Want to help your third-grader master the basics of 3rd grade math? Here are some of the skills your child will be learning in the classroom. Understand what it means to multiply numbers – for example ...

Using number lines and manipulatives to solve the four facts in a fact family. In this lesson, students go over using number lines and manipulatives to solve the four facts in a fact family. Julia ...

Before you submit an error, please consult our Video Help page. Math Mights is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, ...

IntroductionMost third-grade math stumbling blocks are caused not by math ability itself, but by a lack of "reading ...