In this lesson, students will add three-digit numbers using expanded form addition and standard algorithm addition. They'll explain their answers and highlight the steps for each of the strategies.

What exactly does the number 97 mean? How about 454? In this lesson, students explore how two-digit numbers are made up of tens and ones. Then they use this understanding to subtract numbers within 1000.

Help students discover how to show numbers in different ways while providing ample opportunities for students to contribute to conversations. Use as a pre-lesson to Let's Jump to Add Two-Digit Numbers or as a stand-alone lesson.

Engage students in comparing three-digit numbers by playing a fun game. Through this lesson, students will gain hands-on experience with using their knowledge of place value to compare numbers.

Use this lesson to familiarize students with the place value of each digit within a three-digit number, along with practicing the written form of three-digit numbers. Use prior to teaching Place Value Hop or as a stand alone activity.

Use this lesson to reinforce using sentence level context clues to decode challenging words in a nonfiction text. This can be used as a stand alone activity or a support the Using Context Clues to Understand Word Meanings lesson.

Can you break a ten? An everyday exchange of money can help students think about regrouping to subtract. Students will use bundled popsicle sticks to see how values grouped into tens can be regrouped into ones to allow us to subtract.

Shape up your students' understanding of geometrical attributes with this hands-on math lesson. Students will gain a better understanding of how to describe a shape by the number of edges and vertices it has, rather than by its name.

In this lesson, students will use an informational text passage to ask and answer questions. Using biographies, your students will learn about two famous figures in history.

Is it real or is it fantasy? This lesson introduces students to the literary concepts of realism and fantasy. Readers will practice this skill by using details in texts to distinguish the two genre elements.

Double-digit trouble? No problem! Your students will practice their decomposing and regrouping skills in this lesson.

Students will learn how to find the actual value of three-digit numbers with this activity that has them use manipulatives to create the expanded form of a number.

Start your students on subtracting three-digit numbers with this lesson that breaks the problems down by place values!

What do you use to make what you need? Resources! Students will explore the three kinds of resources producers use to create the products the use and sell.

My dog is better! In this lesson, your students will combine reading, writing, and movement to practice distinguishing and supporting facts and opinions.

Slice those pieces and mix it up! In this lesson that follows “Slice It Up! Part One,” students will begin recognizing different ways to create equal shares in whole shapes, creating a fraction poster by the end of the lesson.

Get students moving around the classroom as they learn about odd and even numbers. Students classify real world objects as odd or even and take turns playing the game master, coming up with numbers to evaluate.

Animals and spots are used to make multiplication interesting! In this lesson, students will practice multiplying one digit numbers.

Help your students subtract with confidence by sharing two different strategies. Use this lesson to build on students’ understanding of subtraction and to evaluate this key skill.

Let’s make subtraction real! In this lesson, students dive into three-digit subtraction by solving real-world word problems.

Use this lesson to support students in understanding the symbols used to record numbers. This lesson can be used alongside Comparing Three-Digit Numbers or as a standalone, scaffolded EL support lesson.

This lesson will help students explore using a dictionary to figure out tricky words with suffixes. Use as a stand-alone activity or a support for the Understanding Academic Vocabulary in a Nonfiction Text lesson.

This lesson will provide your ELs with support as they learn about nouns and practice retelling a story with a 5 W's graphic organizer. This lesson can be used as a stand alone activity or a support lesson.

Don't knock the dominoes over! In this lesson, your students will practice multiplying by 2's with dominoes.

Use this scaffolded EL support lesson to help students learn the strategy of decomposing three-digit numbers to add their place values. This lesson can be used alone or prior to teaching Composing and Decomposing to students.

10, 20, 30, and up! In this lesson, students learn strategies for multiplying one-digit numbers by multiples of ten (10 through 90) through practice problems and playing a fun, hands-on game.

Does that pesky letter G say /g/ or /j/? How about the sneaky letter C, does it say /k/ or /s/? Use this lesson to teach your students how to tell the difference between the hard and soft sounds of consonants.

Teach your students to confidently follow the steps of regrouping in subtraction problems. Use this as a stand alone lesson or alongside Regrouping with Popsicle Sticks: Double-Digit Subtraction.

Happy Valentine’s Day! Use this fun hands-on lesson with your students to practice solving division problems with one-digit divisors. Students will explore different strategies they can use to solve division problems.

Use this lesson to introduce the tool of base-ten blocks to your students. This scaffolded EL support lesson can be used as a stand-alone activity, or prior to teaching Three-Digit Addition with Base-Ten Models.