Show your students how long one minute is. Use a story and activities to help them gain a better understanding of time.

Help your students learn the difference between a.m. and p.m. while getting them comfortable with the idea of telling time with this lesson that has them identify whether they would do a given activity in the morning or evening.

Practice subtraction with art! Help early learners grasp the concept of "taking away" using drawings. This lesson helps students work toward subtraction with numerals, and the mastery of simple shapes.

Discovery is exciting! In this hands-on lesson, your students will discover for themselves the rule behind the commutative property of addition.

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.

Tasty subtraction! Your students will have a delicious time learning to subtract with a treat they can eat when they are finished.

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.

Teach your students to recognize systems in the world around them by identifying systems that exist in their classroom.

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.

Help build your students subtraction skills by finding the unknown! This lesson will help your students understand the relationship between addition and subtraction, as students build towers to find unknown addends.

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.

Students will love competing to be the first frog to catch the fly as they practice jumping on a number line to subtract. Use this scaffolded EL lesson plan alone or alongside Whole Body Subtraction.

Often, it's difficult to see mistakes and failures as opportunities to grow! In this lesson, students will practice having a growth mindset and looking at mistakes as opportunities to learn. They'll consider how challenges grow their brain.

Your students will learn when to use less than and greater than and how to differentiate the two symbols in this lesson. They will have fun playing the role of the Less Than and Greater Than alligators!

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.

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.

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.

Get ready to teach all about time with a fun game that has students match the time on analog and digital clocks. Use alone or with The Clock Struck What?

Students get practice composing and comparing two-digit numbers as they compete to collect the most cards while playing the Hungry Alligator game. This lesson can be used alone or with the lesson plan Greater than Less Than Equal to Game.

Introduce students to measurement with this fun scavenger hunt! Students practice measuring with string as they work in partners to develop language skills. Use alone or with the lesson Footy Fun!

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.