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.

This scaffolded EL lesson will help your students fluently add within 20, while reinforcing parts of a whole. Use as a pre-lesson for Addition: Over in a Flash, or as a stand alone activity.

Making mistakes helps us learn! Your students will flex their analytical muscles to pinpoint errors in multiplication problems using arrays. Use the lesson on its own or as support to Base Ten Arrays for Multi-Digit Multiplication.

In this lesson, students will explore the characteristics of arrays and find out why they are important. Use this lesson independently or alongside Come Array With Us!

In this lesson, students use cubes to build arrays to represent factor pairs of numbers within 100. They use this understanding to identify multiples as well.

Let your students learn how to find the area of rectangular objects by doing hands-on activities. Your students will love finding the area of various rectangular objects around the classroom!

Students will solve area problems by multiplying side lengths for rectangular shapes in real world contexts.

Adding big numbers can be tricky, but this lesson introduces your students to a strategy that makes it less intimidating! Using the place value strategy will make the task less daunting.

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

Looking for a fun way to reinforce multiplication and area finding skills? This hands-on lesson gives students a chance to create their own multiplication equations by making rectangular models.

What is the intention of an indentation within a paragraph? Within this lesson, students will explore the reasons why we indent. They’ll categorize and classify content to construct paragraphs that include indentations.

Use this lesson to help your students learn about partitioning shapes into parts with equal areas. Students will explain rectangular shape area in fractions of a whole.

Practice calculating perimeter with the placement of carnival-themed games with given rectangular dimensions. Your students will use grid paper to determine the location of all the games they choose to make the perfect carnival.

Go to any length to test your students' understanding of perimeter calculations. Students will use their understanding of the perimeter of rectangular shapes to create rectangles that have different side measurements but equal perimeters.

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.

Teach your students to draw an array using base ten notation to solve multiplication problems with two two-digit factors.

Your students will be at the top of the pack with this lesson that has them identify important information within a word problem.

Introduce your students to area and teach them to use the formula Area = Length x Width within the context of real world problems.

Let your students explore similarities and differences between arrays, and help them understand the commutative property of multiplication. Use this as a stand alone lesson or as a prelesson for Parking Lot Multiplication.

Expand on your students' knowledge of base ten numbers with this lesson that introduces the students to the place and value of digits within a number.

BOOM! Have a blast teaching your students how to find and use patterns within the multiplication table to increase fluency with multiplication and build number sense.

Input some patterns to T-charts in this lesson. Use this lesson about input and output boxes as a precursor to finding patterns within word problems.

Are your students ready for a virtual road trip? In this lesson, your students will learn more about clusters of states called regions and explore the unique characteristics of the states within each region!

In this St. Patrick's Day lesson, your students will play the card game memory! Students will create their own cards using addition math facts within 100 and apply different addition strategies to increase their fluency as they play.

Get your magnifying glasses—it’s time to play text detective. In this lesson, students will learn the importance of reading comprehension and making inferences while learning to correctly label the 5 Ws within a text.

In this lesson, students will practice explaining the process of subtracting numbers up to 1,000 using base-ten blocks and peer feedback. Use this lesson on its own or as support to the lesson Fluently Subtracting within 1,000.

Help your students unscramble the numbers using their knowledge of place value up to thousands! In this lesson, students will be able to see how numbers within a larger number have different values.

Help your students get creative as they apply multiplication skills to find the area of a community garden of their own design! In this lesson, students will practice finding the area of a rectangle within a real-world context.

Use this lesson to familiarize students with the place value of each digit within a three-digit number, along with practicing the written form of three-digit numbers. Use prior to teaching Place Value Hop or as a stand alone activity.

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.