Use this introductory lesson on comparison to provide students with practice identifying groups of more and less.

Pop into place! This lessons builds your students' knowledge of numbers, their place value, and how to write them correctly.

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.

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.

Introduce students to measurement tools with this fun hands-on activity. Students will get plenty of practice comparing length and weight as well. Use this scaffolded EL lesson plan alone or with How Big is It?.

Use your students' fascination with sharks to create a math feeding frenzy! Students will match numerals to quantity using "shark teeth" in this sensory rich math lesson.

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 feel like to take 120 steps? In this lesson, students practice counting and completing word problems up to 120.

Students will use their hands to mold clay into shapes, then divide those shapes into equal and unequal quarters.

In this lesson, students will have fun creating addition sentences by drawing and counting ladybug dots.

Your students will have fun working with numbers to 20 with this exciting and interactive lesson with music, movement, and hands-on experiences!

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.

Students put their understanding of one and 10 more to work as they write word problems for classmates to solve. This lesson plan can be used alone or with Picture Addition.

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.