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Worksheet
Curated OER

Addition Squares

For Students 3rd - 4th
In this addition worksheet, learners practice their adding skills. Students complete addition squares where they have four sums and are to find the two addends for each sum. There are five squares in all.
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Interactive
CK-12 Foundation

Number Patterns: Square Sizes

For Students 6th - 8th
Size up an interactive on square sizes. Scholars adjust the side length of a square to represent the next term in a geometric pattern. They answer a set of challenge questions on the pattern to complete the activity.
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Lesson Plan
Illustrative Mathematics

Placing a Square Root on the Number Line

For Teachers 7th - 9th Standards
There are many ways to approach finding the rational approximation of an unknown square root. Here is a problem that will help math learners make a connection between square roots and their order on a number line. As usual, determine two...
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Lesson Plan
Curated OER

Sense Poems

For Teachers 3rd - 5th
Students explore 5 senses poetry.  For this poetry writing lesson, students visualize a special day and brainstorm related vivid adjectives and phrases.  Students create mindmaps of the five senses to go with their visualization and...
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Lesson Plan
Curated OER

Factoring Perfect-Square Trinomials and Differences of Squares

For Teachers 8th - 9th
In this algebra worksheet, students factor expressions into the product of two binomials. Four of the problems involve factoring perfect square trinomials. The remaining eight problems require students to factor problems that are the...
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Worksheet
Common Core Sheets

Determining Area with Square Units

For Students 3rd Standards
Third graders measure area by counting unit squares inside a rectangle.
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Activity
Exploratorium

Inverse Square Law

For Teachers 9th - 12th
The inverse square law is revealed when your class participates in this activity. They move a graph paper or perfboard square back and forth in a square of light to see how the intensity changes. You will definitely want to add this...
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Worksheet
K6 Math

Area - Square and Rectangles

For Students 3rd - 4th Standards
After third and fourth graders understand how to find the area of squares and rectangles, give them this sheet for practice. There are three squares and three rectangles included here, but there isn't a ton of workspace. 
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Lesson Plan
Willow Tree

Simplifying Square Roots

For Students 7th - 10th Standards
The square root of five and five do not have the same value! How many times have you addressed this with math classes? A lesson gives an explanation of a square root and gives examples for simplifying square root expressions,...
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Lesson Plan
Curated OER

Visualization: Cricket in Times Square

For Teachers 4th
After reading The Cricket in Times Square chapter titled "Caught in the Kitchen," learners list three describing details about the characters and setting. Groups collaborate to find sensory details to support their character assertions....
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Lesson Plan
Mathematics Assessment Project

Generalizing Patterns: The Difference of Two Squares

For Teachers 8th Standards
After completing an assessment task where they express numbers as the difference of squares (i.e., 9 = 5^2 – 4^2), class members note any patterns that they see in the problems.
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Worksheet
Curated OER

Number Sense and Numeration: Multiples, Factors and Square Roots

For Students 6th - 8th
A great resource for any math teacher covering multiples, factors or square roots; this learning exercise walks young mathematicians through the logic behind factoring and square roots with a systematic set of problems which gradually...
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Worksheet
Curated OER

Magic Squares, Simultaneous Equations, Hill Walking, and Diophantine Equations

For Students 9th
In this solving equations learning exercise, 9th graders solve and complete 21 various types of problems. First, they use the method shown to find the value of xin each equation. Then, students use an algebraic approach to solve the...
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Unit Plan
Buffalo State

A Five Day Approach to Using Technology and Manipulatives to Explore Area and Perimeter

For Teachers 3rd - 6th Standards
Young mathematicians build an understanding of area and perimeter with their own two hands in a series of interactive geometry lessons. Through the use of different math manipulatives, children investigate the properties of rectangles,...
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Interactive
CK-12 Foundation

Completing the Square

For Students 8th - 10th Standards
An interactive aids in understanding of how to complete the square for a quadratic equation. A set of five challenge questions tests this understanding.
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Worksheet
Curated OER

Factoring a Difference Between Two Squares Worksheet

For Students 8th - 9th
In this algebra 1 activity, students factor 20 problems involving the difference of two squares. They check their answers on-line.
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Lesson Plan
Illustrative Mathematics

Comparing Rational and Irrational Number

For Teachers 7th - 9th Standards
Algebra learners must know how to use rational numbers to approximate irrationals. This resource asks participants to decide which number is larger without using a calculator. It makes a great exercise to use as a five-minute transition...
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Worksheet
K6 Math

Area of Squares and Rectangles

For Students 3rd - 4th Standards
More practice provided here for your young learners! They will find the area of two squares and one rectangle. There's open workspace for your learners to calculate the area. Note that the multiplication required to solve these problems...
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Lesson Plan
Curated OER

The Five Number Game

For Teachers 3rd - 5th
Students explain what it means to square numbers. They explain what it means to cube numbers. Students define prime numbers using their own language. They are introduced to the problem by playing one game as a class.
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Worksheet
Curated OER

Magic Square

For Students 5th - 10th
In this magic square worksheet, students put the number 1 through 9 into the magic square so that each row, column, and diagonal add up to the same number. Students complete 1 square.
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Lesson Plan
Code.org

Number Systems

For Teachers 9th - 12th
Generating a system of shapes. Groups work together to create a number system using three different shapes as symbols. The groups should come up with the rules that generate all the possible permutations of the three shapes.
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Worksheet
Common Core Sheets

Determining Perimeter with Square Units

For Students 3rd Standards
Third graders determine the perimeter of a shaded section by counting the number of unit squares that surround it. Each section is shaded on a small square unit grid. 
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Worksheet
2
2
Humanities Texas

Primary Source Worksheet: Theodore Roosevelt, Excerpt from “The Square Deal” Speech

For Students 8th - 11th
Talk about a timely resource! As part of a series of primary source exercises, individuals read and respond to questions about Theodore Roosevelt's "The Square Deal" speech. Roosevelt reminds us of what our social system should be.
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Lesson Plan
Curated OER

Completing the Square

For Teachers 11th - 12th
In this completing the square worksheet, learners solve given equations by completing the square. They simplify equations before solving them. This three-page worksheet contains five problems.