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.

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.

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.

Students will get plenty of practice composing tens with ten frames to add to 20! Use this scaffolded EL Lesson alone or for more addition practice before teaching the Scavenger Hunt Addition lesson.

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.

Help students visualize the missing addend in an addition problem with this fun game. Use this scaffolded EL lesson alone or for more practice before teaching the Mystery Addends: Representing Word Problems lesson.

In this engaging, hands-on lesson, students solidify their understanding of place value by adding and regrouping two-digit numbers using M&Ms.

What's the difference.... between two numbers? Play this fun game to get students talking and practicing subtraction. Use this scaffolded EL lesson plan alone or alongside Subtraction Card Sharks.

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.

With this pastry themed lesson, your students will apply addition strategies to solve two-step, three-digit addition word problems. Finding the solutions will be sweet!

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.

Dive deep into using base-ten blocks to solve two-digit subtraction problems with regrouping. This lesson can be used independently or in conjuction with the lesson Double Trouble: Subtraction Practice.

Help your students compare and connect two important multiplication strategies: equal groups and repeated addition. This lesson can stand alone or be used as a pre-lesson for Candy Multiplication.

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.

This exciting lesson plan will introduce your second grade students to two different versions of the well-loved Cinderella story while also teaching them about making inferences and comparing and contrasting stories.

Students will love composing and decomposing two-dimensional shapes using tangram puzzle pieces. Use this plan alone or to frontload key vocabulary and concepts taught in the lesson plan Know Your Shapes.

Get your students synthesizing various subtraction strategies as they work with a partner to solve word problems. This lesson can be used alone or with the lesson plan Show Me the Money! Two-Digit Subtraction.

Bigger, taller, shorter, or longer? In this spring lesson plan, students will compare two objects and create their own spring-themed comparison worksheet. They will draw pairs of pictures and come up with their own comparison questions.

Use this lesson with your students to practice comparing and contrasting the key details in two texts on the same topic. It can be a stand-alone lesson or a pre-lesson for the What's Similar? What's Different? lesson.

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!

It’s pizza time! Students will be introduced to the concept of partitioning shapes to create fractions that demonstrate halves, fourths, and eighths. This lesson is the first of two lessons that address second grade fraction concepts.

This lesson helps students develop an ability to compare and contrast as they explore two strategies to solve three-digit addition problems. This EL Math lesson can be used alone or alongside Three-Digit Addition Strategies Review.

This support lesson provides students the opportunity to use two different tools to measure the length of familiar objects while introducing content specific vocabulary words. Use alone or alongside the lesson How Big is the Playground?

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.

Advance your students from relative measurements to learning about standardized units with this lesson that teaches them about inches and feet by using common classroom objects.

What comes after winter? Spring! What comes after the equals sign in a subtraction equation? The difference! In this spring lesson plan, students will look at a variety of spring-themed subtraction pictures and write matching equations.

This nifty lesson helps kinesthetic learners reinforce their knowledge of the commutative property. Students will love the challenge of matching equations with their fact families.

Expose your students to numerical sequencing and patterns with an interactive lesson that focuses on identifying, writing, and ordering numbers from 1-100. This lesson can be used alone or with the lesson plan Popping Numbers.

Use this lesson to teach your students how to determine if they should use addition, subtraction, or both operations to solve a word problem by following four simple steps.

Double dominoes! Get your students excited to add with dominoes and playing cards. This lesson is a fun way to help your students continue to learn to add.