Students get practice composing and comparing two-digit numbers as they compete to collect the most cards while playing the Hungry Alligator game. This lesson can be used alone or with the lesson plan Greater than Less Than Equal to Game.

Fractions are everywhere! In this hands-on lesson, your class will work together in groups to find real-world examples of fractions. As they discover more complicated fractions, students will create their own word problems with them.

This engaging lesson plan provides first and second grade students with an opportunity to learn all about female inventors.

Students will learn about the holiday El Día de los Muertos through engaging activities and connecting to their own traditions.

Most stories have a message for the reader! Help students determine a story's theme so that kids are prepared to compare stories with similar themes. Use this on its own or as support to the lesson Head to Head Fiction Reflections.

You need the length and the width to find the area of a rectangle or square, but what if one piece of information is missing? Use this lesson alongside What's My Area? or on its own.

Teach your students about the attributes that make each shape unique. Use this as a stand alone lesson or as a pre-lesson for Are You Connected to Me?

Grid puzzles are a terrific way to practice thinking about math! In this lesson, students are asked to solve addition grid puzzles and compare processes. Use it on its own or as support for the lesson Solving KenKen Puzzles.

In this lesson, students will create story problems to match mathematical expressions involving multiplying fractions by whole numbers. Use it on its own or as support to the lesson Multiplication Models: Fractions and Whole Numbers.

Teach your students how to reflect upon the information in multiplication and division word problems before solving them. Use this lesson on its own or as a pre-lesson to Stepping Through Multiplication and Division Word Problems.

Empower your students with the opportunity to design decimal subtraction problems with a given difference (answer). Use this lesson on its own or as support for the lesson Step By Step Decimal Subtraction.