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.

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.

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

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

High order thinking skills are critical skills for students of all ages. In this lesson, your students will create word problems about money.

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

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.

Use this lesson to review three-digit addition strategies including base-ten drawings, number lines, and the standard algorithm.

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.

It's time to learn about time. In this hands-on lesson, students manipulate clock hands and jump across timelines in order to calculate the "distance" between different times and events.

Tap into students' metacognitive skills and get them to think about their thinking! This lesson encourages students to pay attention to the strategies they use while supporting math fluency!

Teach students to be stronger readers before they even begin reading! All they need is a book, their mind, and some sticky notes!

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.

Give your students a conceptual understanding of three-digit addition with this lesson focused on base-ten blocks and drawings.

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, your students will learn how to buy items and use money to purchase items in the real world. You will set up a store for the students to learn about money.

This lesson will help students build an understanding of multiples as they learn how to subtract from multiples of 100!

In this lesson, your students will use repeated addition to find the total number of objects in arrays. This lesson will help your students build upon the skills needed to learn multiplication.

Sometimes students struggle with comprehension, and it can be difficult to pinpoint where the breakdown occurs. Help your students make visual summaries on sticky notes in this lesson!

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

Get your students excited about money! Have them make connections between their prior knowledge of base-ten numerals and one, ten, and hundred dollar bills.

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

Your students will “hop their way” into understanding place value with this fun and active game! In this lesson, they will learn that changing the order of the digits in a number changes its value.

Will one be left out? Students will practice creative problem solving as they strive to answer this question and determine whether a group is even or odd.

In this scavenger hunt lesson, students will look for rectangular arrays within their school environment. Whether it is a set of cubbies or windows, students will see that arrays are all around us.

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.