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.

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.

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.

Students will gain fluency with adding multiples of ten in this hands-on lesson that builds number sense.

Students sketch base-ten blocks in this lesson that builds both number sense and fluency adding to 20!

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.

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.

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

Good readers ask questions before, during, and after reading. This lesson, which incorporates two wonderful activities and some practice with the 5 Ws, is sure to get your students ready to dive into literature.

Put your students to the test with this lesson that helps them learn the tens and ones places with a memory game and worksheet!

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.

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

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

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.

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!

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

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.

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!

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

Let’s get reading and writing! In this lesson, students learn to form and recognize regular plural nouns. But the fun doesn’t stop there. Students will work with counting collections to write sentences about the objects they count.

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

Engage students in counting through fun "I Spy" activities! Students gain fluency counting and recording numbers to 30.

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!

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

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

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

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.

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

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