Practicing subtraction using a thermometer for a number line makes math fun! In this lesson, your students will get more comfortable with subtracting two digit numbers.

Let’s start building numbers! Just as building skyscrapers is a visual representation of mathematics, students will use the visual representation of base-ten blocks to add—or build—onto a two-digit number.

What does it mean to expand a number? Use this lesson plan to help your students understand how to write the expanded form of two-digit numbers.

Subtraction will be practiced through the use of a number chart, creation of subtraction problems, and a worksheet.

Do your students ever want to just hurry and finish their homework? Your students can use the number line jumping strategy to quickly add two-digit numbers and show their understanding of place value and expanded form in the process.

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.

10 is an important number in math! In this lesson, your students will build an understanding of what 10 really means and the many ways to make 10.

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.

Use this lesson to support students in learning how to write three-digit numbers as number names. This scaffolded EL lesson can be used alone or as a pre-lesson for All About Three-Digit Numbers.

In this lesson, students will learn how to add a one-digit number to a two-digit number. This will help students build upon the skills needed for regrouping larger numbers.

Engage your students with a fun game that provides practice adding three numbers in any order. Use this scaffolded EL lesson plan alone or with Adding Three is a Breeze.

Who doesn’t like to spend money and plan parties? Students will subtract two-digit numbers as they calculate the remaining money for their party supplies. They will subtract in multiples of ten and focus on place value.

Help students use two strategies that will help them figure out which three-digit number is greater than, less than, or equal to another three-digit number. Use on its own or with Let's Compare! Place Value Disks & Three-Digit Numbers.

It’s easy as 1, 2, 3! In this lesson, students will explore the long vowels A, I, and O and learn how a silent E turns short vowels into long vowels. Students will use technology, music, and body movement to learn all about silent E.

Give students plenty of practice adding to 20 with this fun game! Use this scaffolded EL Lesson alone or for more addition practice before teaching the Do Math with M&Ms lesson.

Practice finding unknown numbers in addition equations using fun and silly word problems.

This lesson integrates phonemic awareness and phonics. Using a number of exciting activities, your students will learn about two consonants that come together to make a digraph.

Get out those hundred charts! It’s time for students to dive into subtracting multiples of ten.

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 Halloween-themed hundreds chart game has plenty of tricks and treats! Students will roll two dice to move up and down the chart to be the first to 100. Players will also recognize important number patterns as they move their marker.

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.

Geometry is a core of mathematics in the early years. Help students recognize and draw shapes given specific attributes such as the number of corners and sides. This lesson can be a stand-alone activity of paired with 2-D Shapes!

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.

In this lesson, your students will break down composite figures to identify 2-D shapes that make them. Students will put together 2-D shapes to create a composite shape.

Dive deep into word problems with this lesson that teaches students to sketch base-ten blocks to add multiples of 10 and two-digit numbers. Use alone or with the lesson plan Let's Build It! Two-Digit Addition.

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

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.

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

Build a solid foundation in number sense with this lesson all about the friendly number 10! Students will count with both fingers and base-ten blocks. This lesson can be used alone or with the lesson plan Place Value Concentration.

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.