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Interactive
CK-12 Foundation

Sequence of Partial Sums: Partial Sums

For Students 11th - Higher Ed
Have some fun building squares out of triangles. Pupils investigate the partial sums of odd numbers. Using the sum of the first four odd numbers, learners see that it can be rewritten as a sum containing a triangular number. Simplifying...
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Worksheet
Novelinks

Zach’s Lie: Magic Squares

For Students 6th - 8th Standards
Individuals match vocabulary words within a magic square, a concept that ties in nicely with math class. The words are all located in Zach's Lie and were specifically selected to increase comprehension of the text. Fifth in a series of...
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Lesson Plan
EngageNY

Comparing Irrational Numbers

For Students 8th Standards
Build on your classes' understanding of irrational numbers by comparing their values. The 13th lesson in the 25-part module has individuals estimate values of both perfect and non-perfect roots. They finish by graphing these numbers on a...
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Lesson Plan
Curated OER

Applied Science - Science and Math (K) Lab

For Teachers K
In this shape lesson, learners cut out tangram shapes and create different pictures with them. They look at 3-D shapes as well. There is a nice, hands-on component built into this lesson.
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Lesson Plan
Curated OER

Simplify Radicals

For Teachers 7th - 8th
Learners are introduced to the concept of radicals and how to use them in various situations. They review rational and irrational numbers while simplifying different number sentences. They also practice factoring perfect squares.
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Printables
Curriculum Corner

8th Grade Math Common Core Checklist

For Teachers 8th Standards
Ensure your eighth graders get the most out of their math education with this series of Common Core checklists. Rewriting each standard as an "I can" statement, this resource helps teachers keep a record of when each standard was taught,...
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Unit Plan
Mathematics Vision Project

Structures of Expressions

For Teachers 10th - 12th Standards
This comprehensive unit investigates transformations of quadratics, having learners follow "Optima" through the development and growth of her quilting business. Deftly weaving the story into the mathematical mechanics, the unit gives...
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Worksheet
Curated OER

Completing the Square

For Students 8th
In this completing the square worksheet, 8th graders solve 10 different problems that include completing a square. First, they complete the square in the first 8 problems and write their solutions. Then, students determine what values to...
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Worksheet
Curated OER

L5.3 Worksheet: Multiplying and Factoring Polynomials

For Students 9th - 12th
In this multiplying and factoring polynomials worksheet, students solve 25 short answer problems.  Students FOIL binomials, expand binomials, factor perfect square trinomials, etc.
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Lesson Plan
West Contra Costa Unified School District

Solving Quadratic Equations – Alternative Methods

For Teachers 9th - 12th
There's more than one way to solve quadratic equations. Scholars learn how to solve quadratic equations using alternate methods. They use completing the square by making the linear coefficient even and the leading coefficient a perfect...
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PPT
Curated OER

Multiplication Facts up to 10 X 10

For Teachers 4th - 5th
Here is a presentation that's chock full of great tips on how to memorize multiplication facts, and how to calculate the area of shapes that aren't perfect squares or rectangles. Many good problems are in each of the slides. A great...
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Assessment
EngageNY

Mid-Module Assessment Task: Grade 6 Math Module 4

For Students 6th Standards
Halfway through the module — the perfect time for an assessment. The 18th installment of a 36-part series is a mid-module assessment. Scholars provide evidence of understanding through various mathematical and contextual problems.
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Interactive
CK-12 Foundation

Least-Squares Regression

For Students 9th - 12th
Residual plots let you find the perfect line of best fit. As users adjust the points on a scatter plot and a possible line of best fit, the interactive automatically changes the residual plot. This change allows them to see connections...
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Lesson Plan
Curated OER

Simplifying Square Roots

For Teachers 9th - 12th
Discuss the definition for a simplified form for a square root. Middle schoolers analyze different forms of a square root, the Product Property of Square Roots, and complete a worksheet.
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Worksheet
Curated OER

Square Roots Worksheet

For Students 7th - 10th
In this square roots worksheet, students find the square roots of numbers, find what numbers are squared, solve for lengths of sides of triangles, and more. Students complete 18 problems.
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Printables
Curriculum Corner

8th Grade Math "I Can" Statement Posters

For Teachers 8th Standards
Clarify the Common Core standards for your eighth grade mathematicians with this series of classroom displays. By rewriting each standard as an achievable "I can" statement, these posters give students clear goals to work toward...
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Worksheet
Curated OER

It All Adds Up Math Puzzle

For Students 4th - 5th
In this math puzzle worksheet, students solve a 10 space addition puzzle in which the rows and columns add to be the number given at the end of each row.
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Worksheet
Curated OER

Math Square Puzzle

For Students 3rd - 4th
In this addition puzzle worksheet, students fill in 10 blank spaces on a math puzzle grid. Students make each row and column add up to be the sum at the end of each line of the puzzle.
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Worksheet
Curated OER

Completing the Square

For Students 9th - 10th
In this polynomial worksheet, students complete the square of a given problem. Explanations and examples are provided. This two-page worksheet contains ten problems.
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Worksheet
Curated OER

Square Roots and Real Numbers

For Students 9th
In this square roots and real numbers learning exercise, 9th graders solve and complete 12 different problems that include types of numbers. First, they find each square root, rounding to the nearest hundredth. Then, students evaluate...
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Assessment
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California Education Partners

Four Square Wars

For Students 3rd Standards
Obviously, four is the perfect number when you're playing Four Square. Scholars first use multiplication and division to solve a set of problems on the number of balls needed, the number of games, and the number of players required for a...
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Lesson Plan
Curated OER

Applied Science: Exploring Shapes in Nature

For Teachers 1st - 3rd
Explore geometry with your young mathematicians! First, have them color in different two-dimensional and three-dimensional shapes. Then take them on a walk around the classroom. Can they identify different shapes using the target...
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Worksheet
Curated OER

Square Roots Worksheet - Perfect Squares

For Students 4th - 7th
In this square root practice worksheet, students sharpen their math skills as they solve 15 problems that require them to identify square roots.
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Lesson Plan
Curated OER

The Real Number System

For Teachers 7th - 8th
Learners analyze the real number system. They discuss real numbers, rational and irrational numbers, integers, whole numbers, natural numbers and more of the real number in the system. They differentiate between all these numbers.