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Guide students to use base ten blocks to solve two-digit by one-digit addition problems with regrouping. This lesson can be used independently or paired with the lesson Adding it All Up.

Are these fractions really equal? Use this lesson to introduce the concept of equivalent fractions with your students. Teach this on its own or use it as support for the lesson Equivalent Fractions Using Area Models.

Use this engaging lesson plan to teach or review subtraction to your ELLs. This can be used as a stand alone or support lesson for the **Mr. Alligator Can't Catch Me!** lesson plan.

Students will love heading to the farmyard as they learn all about early addition in this fun lesson plan! It can be used as a stand alone or support lesson for the Adding Cards lesson plan.

Support your students' math fluency by teaching them about the relationship between multiplication and division through fact families. This lesson can stand alone or be used as a pre-lesson for the *Do You Know Your Math Facts?* lesson.

In order to build a strong foundation with fractions, students should be able to explain the concept and their thinking. Use this as a stand alone lesson or as a pre-lesson for *Let's Play Equivalent Fractions!*

This lesson provides students with the opportunity to critically think about data. Use this lesson alongside Line Plots: Representing the Length of Classroom Items or as a stand alone lesson.

Writing meets math in this lesson that gives students practice telling time to the hour using the familiar context of their daily schedule. Use alone or with **What Time is It?**

Analyzing and discussing arithmetic patterns builds a strong number sense in your students! Use this as a stand alone lesson or as a pre-lesson for *Boom, Clap! Patterns in the Multiplication Table.*

Get your students discussing the attributes of polygons by having them categorize statements as always, sometimes, or never true. Use this lesson independently or alongside *Characteristics of Polygons.*

Get your students up and moving with this active lesson plan all about skip counting by tens! Can be used as a stand alone or support lesson for the **Math Moves** lesson plan.

Get your students talking about how they can apply the concept of perimeter to real life. Use this lesson independently or alongside *Find the Perimeter: Real Life Objects.*

Get your students comfortable with math conversations with this lesson on multiplying fractions by a whole number. It can be taught on its own or used as support for the lesson Fractions of a Whole.

Get your students familiar with talking about the data they see in bar graphs. This lesson can stand alone or be used alongside the *Organize Your Data* lesson.

In this creative math lesson, students will use familiar objects to act out story problems for their peers! Can be used as a stand alone or support lesson for the **Act it Out** lesson plan.

Now that your first graders have mastered numbers to 100, extend the counting sequence to 120 with this scaffolded lesson. Use this EL Support Lesson alone, or alongside the lesson plan **120 Steps.**

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.

Students will love this engaging lesson plan that incorporates movement, stories, and building to learn all about comparing height! It can be used as a stand alone or support lesson for the Comparing Tall and Short lesson plan.

What is weight? Help your students learn all about the difference between heavy and light in this fun, fast-paced lesson plan! Can be used as a stand-alone or support lesson for the **How Much Does it Weigh?** lesson plan.

Build your students' number sense regarding place value by facilitating discussion! Use this as a stand alone lesson or alongside *What is My Place Value?*

Challenge students to decompose numbers within multiplication expressions. Use this lesson as a standalone lesson or as support to the lesson Solving Expressions in Word Problems.

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?*

This lesson helps students identify even and odd numbers, which sets the foundation for learning about division, prime numbers, and even square roots. Use this hands on lesson alongside Odd One Out!

While there are many strategies out there to choose from, help your students focus on the number line strategy for solving elapsed time word problems. Use this lesson independently or alongside *Beyond Just Addition.*

Help students develop compare and contrast skills while they examine digital and analog clocks. This lesson can be used independently or in conjunction with the lesson Time to Tell Time: Showing and Writing Time.