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.

Do your students ever want to just hurry and finish their homework? Your students can use the number line jumping strategy to quickly add two-digit numbers and show their understanding of place value and expanded form in the process.

Use this lesson to introduce composing and decomposing as part of your students’ addition and subtraction toolkits.

Word problems getting you down? Then spread the word on a lesson that will help students decide when to add or subtract, as they identify clue words that aid in solving word problems.

This lesson provides teachers with an opportunity to teach students about reading stamina and assess student comprehension during independent reading.

Practice finding unknown numbers in addition equations using fun and silly word problems.

This lesson helps students learn about asking and answering questions about a text. It also exposes them to valuable lessons about trying to figure out their dreams and not giving up along the way.

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.

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

Becoming fluent in reading analog and digital clocks can be very “time” consuming. This interactive lesson will engage young learners while reinforcing an important skill.

Help your students practice place value with this fun, hands-on base-ten block game. Neighborhood block teams compete to win points as they work together to show expanded 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.