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.

Dive into understanding place value by using place value disks to represent and compare numbers.

This wacky lesson combines math and reading practice with a Dr. Seuss classic and some fun online games.

Double-digit trouble? No problem! Your students will practice their decomposing and regrouping skills in this lesson.

Teach your students to decompose factors as a strategy to find multiples of 6, 7, 8, and 9. This lesson supports flexible thinking and number sense.

In this fun counting-focused lesson plan, your students will practice their one-to-one correspondence skills as they learn a fun song!

Start your students on subtracting three-digit numbers with this lesson that breaks the problems down by place values!

Introduce your students to multiplying multi-digit numbers with this lesson that gives them plenty of practice and has them play a game with a partner that makes the lesson fun!

In this lesson, students will add three-digit numbers using expanded form addition and standard algorithm addition. They'll explain their answers and highlight the steps for each of the strategies.

What exactly does the number 97 mean? How about 454? In this lesson, students explore how two-digit numbers are made up of tens and ones. Then they use this understanding to subtract numbers within 1000.

How are plants’ traits affected by environmental factors? In this integrated science and reading lesson, students will use multiple sources to identify and determine how traits are influenced by the environment.

Catch those fish before they get away! In this lesson, students will be challenged to order and count the total number of fish. This lesson focuses on the crucial skills of ordering numbers and recognizing one-to-one correspondence.

In this teddy bear themed lesson, students will practice recognizing, ordering, and counting the numbers one through 20. Adaptable for any number range from 1-20, this lesson can be customized to target your students’ specific needs!

In this musical lesson plan, students will get lots of practice counting from 1-100!

Use this engaging mystery bag lesson to practice addition patterns of one more with your curious kindergarteners!

Teach your students to interpret multiplication as scaling. In this lesson, students will learn to predict the size of a product, using one factor as scale.

Let's look at vowels! Including technology will make this long vowel lesson into one students won’t forget.

Let’s build! Students will explore subtraction and patterns of one less in this hands-on lesson. Get out the snap cubes and dive in.

In this fun art and math inspired lesson plan, your students will practice learning and identifying the numbers between 1-10!

This lesson combines three essential skills in one entertaining game! Students will need to add, subtract, and understand place value with decimals.

Seeing things one word and letter at a time is a lot easier when students can point at them with fun pointers!

It's as easy as one, two, three...four! Introduce your students to subtracting decimals in the tenth and hundredth place using a four-step process.

In this fruity lesson students will learn how to count from one to ten! The lesson ends with a fruity snack and the opportunity to practice counting.

It's time-telling time with this fun lesson featuring Trudy Harris' 'The Clock Struck One.' Students will learning about time with a short story and hands-on practice with analog clocks.

Teach your students to create equivalent fractions by multiplying by different fraction forms of 1 whole like 2/2 or 4/4. This lesson also includes drafts of area models.

Adding fractions with unlike denominators just doesn't work like it does when the denominators are the same. Let's make it work! Students will add fractions with unlike denominators with sums between one and two.

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.

In this leafy, plant-themed lesson, students will use leaves as they practice recognizing various numbers from 1 to 15. This lesson can be easily adapted for use with specific ranges of numbers.

Buzz, buzz! Can you count the five busy little bees? In this bee-themed lesson on counting and number recognition, students will use bees to learn how to count the numbers one through five.

Give first graders a sense of time by introducing them to telling time by the hour. Students who have mastered the numbers 1 to 12 will be eager to keep the class on a time schedule.