Have a class that can't sit still long enough to practice their addition? This activity puts math and PE together to help your kids add up to 20 while being active!

This bear-y fun lesson will help your students understand addition and subtraction and reward their efforts with a sweet treat!

Every student can be a magician after this lesson in mentally adding and subtracting by 10. No previous magic training required!

Use a sweet treat to help students do hands-on math! Students will practice their addition skills in this yummy activity.

Make math fun with this lesson that has students work together to solve subtraction sentences. Students will also get a chance to practice their skills individually with a worksheet.

Make a math mystery! In this lesson, help your students understand the relationship between addition and subtraction and how a missing addend word problem is represented with a number sentence.

This math lesson is filled with fun hands-on non-standard measurement activities! The lesson begins with an interactive story then has students explore measurement using several different objects as their tools!

Now that your first graders are able to count consecutively, introduce them to the tens and ones place values. Using tens and ones blocks will make math easy and fun for everyone!

Roll some dice to introduce the early concepts of associative and commutative properties in addition by composing and decomposing 10. Worksheets and a quiz are included!

Your class will love this outdoor activity that teaches them how to compare the capacity of different containers.

This lesson will make solving subtraction word problems fun for students. It includes music and interaction to grab your students' attention.

Drawing on various problem solving techniques, students will challenge themselves to solve word problems involving three whole numbers. Problem solving, critical thinking, and real life applications? This lesson has it all.

Number facts are related, just like families! Help students learn all about fact families while they make fact family trees!

Get your students excited about adding by introducing them to word problems with three addends!

What's your favorite fruit? In this lesson, your students will practice important skills by learning to interpret and present data in a visual form.

Get your students moving with this activity that helps them practice their addition skills while having fun hunting for their next problem.

Get out the dominoes! This fun lesson help students visualize how addition and subtraction are related, all while building their fact family fluency.

Students will be jumping with joy after this lesson that helps them practice their subtraction skills with physical activity.

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.

Encourage your students to take part in some friendly competition with this game that has students practice their addition skills with flashcards.

Introduce your class to composite shapes with this lesson that reviews geometric shapes and makes use of tangram puzzles. This lesson will give your students a strong base for learning geometry later on in their school careers.

Counting collections are a great way to help students practice counting while gaining practice recording and justifying their thinking. Students will work specifically with the numbers 1-30 to develop fluency counting and writing numbers.

Help your students make sense of the greater than, less than and equal to in this interactive lesson! Your students will have opportunities to compare either two-digit or three-digit numbers.