Facilitate rich math conversations with this lesson on finding the missing information in problems related to the area of rectangles and squares. It may be taught by itself or used as support to the lesson Finding Area: Furnishing A Room.

Get your students comfortable with discussing multiple strategies to solve subtraction problems with this lesson on two- and three-digit subtraction. It may be taught independently or as support for the lesson Subtraction with Regrouping.

Get your students thinking about how the number line and the word problem are related! Use this lesson alongside Get There On Time: Elapsed Time Word Problems or on its own.

The ability to analyze the component of a word problem is an important foundation for young mathematicians. Use this as a stand alone lesson or alongside What's the Problem?

We know that exposure and repetition are very important when teaching students to recognize coins and identify their values. Use this hands-on lesson that can be used alongside Counting Coins or as an independent lesson!

Getting ready to add fractions? This lesson reviews how to add fractions with unlike denominators using number lines. Students will focus on understanding the process and reasoning behind each step.