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Lesson Plan
Curated OER

The Difference of Two Squares

For Teachers 8th - 10th
Students practice the use of number properties through exploring the difference of two squares, creating an array model for multiplication, and work with decimal numbers. In groups, students explore patterns in an array and determine...
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Lesson Plan
Curated OER

Representing Relationships with Equations

For Teachers 2nd - 3rd
Learners explore Cuisenaire Rods.  In this pre-algebra lesson, students work with a partner to generate addition problems with the sum of ten using Cuisenaire Rods. Learners construct examples of the Commutative Property using Cuisinaire...
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Lesson Plan
Curated OER

Worksheet Chapter 1 College Prep Algebra

For Teachers 9th - 12th
In this algebra worksheet, students compare integers, translate words to a numerical expression, identify sets of numbers, identify properties, use order of operations, multiply fractions, and solve simple word problems. This 13 page...
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Lesson Plan
EngageNY

Multi-Step Problems—All Operations

For Teachers 6th Standards
Harness the power of algebra to solve problems. Young mathematicians learn to work out multi-step problems by applying algebraic techniques, such as solving equations and proportions. They use tape diagrams to model the problem to finish...
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Worksheet
Curated OER

Fact Families

For Students 1st - 2nd
With a few extra numbers, these fact families would be complete! After looking at an example, scholars write in the sums and differences for six equations as part of three different fact families. This is really for beginners to this...
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Instructional Video7:00
Corbett Maths

Adding Algebraic Fractions

For Students 8th - 12th Standards
The process requires the combination of several concepts. A video shows how individuals need several concepts to add rational expressions. Pupils must remember they need to find common denominators, combine like terms, and use the...
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Interactive
Concord Consortium

Energy of a Spring

For Students 9th - 12th Standards
Spring has sprung! Young physicists explore the properties of springs with a simple simulator. Users control the initial position of the spring, then observe the potential, kinetic, and thermal energies in the system.
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Activity
Museum of Science

Cookie Mining

For Teachers K - 6th Standards
Knock a chip off the cookie. Learners purchase a property to mine and mining tools. Pupils use their tools to mine chocolate chips out of a cookie for 5 minutes and return cookie fragments to its original site. After the time is over,...
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Lesson Plan
Curated OER

Cookie Mining

For Teachers 4th - 8th
Students investigate mining and economics. In this mining lesson, students play a game in which they purchase property, mine the property, and pay for reclamation.  Students earn money for each ore mined. 
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Worksheet
Curated OER

Solving Equations

For Students 8th - 9th
In this solving equations worksheet, students solve and complete 12 different problems that include solving various equations by addition or subtraction. First, they identify and define the difference between using the addition property...
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Lesson Plan
Curated OER

Solving Single-Variable Equations Part II, Simplifying

For Teachers 7th
Seventh graders explore the concept of solving single-variable equations. In this solving single-variable equations instructional activity, 7th graders discuss how to simplify both sides of an equation. Students discuss using...
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Printables
Curated OER

Common Core State Standards 1st Grade Math

For Teachers 1st Standards
Here are the complete set of the math practice standards and the Common Core standards for first grade. They cover operations & algebraic thinking, operations in base 10, measurement and data, and geometry. Illustrated nicely with...
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Worksheet
Centre for Education in Mathematics and Computing

Roots and the Pythagorean Theorem

For Students 7th - 9th Standards
In this roots and the Pythagorean Theorem activity, learners solve 15 different types of problems related to square roots and applying the Pythagorean Theorem. They first determine the square root of each number and then, the cube root....
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Worksheet
Curated OER

Operations with Radical Expressions

For Students 7th - 10th Standards
Learners add, subtract, and multiply radical expressions. The worksheet includes like and unlike radicands. Use as a study guide during a lesson or for skills practice.
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Lesson Plan
Curated OER

Fact Families - 6, 7, and 42

For Teachers 3rd - 5th
Students investigate the problems that can be solved only using the numbers 6, 7, and 42. They write the correct number sentences and solve for the solution. Students then give a written explanation for how the problem was solved and the...
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Worksheet
Curated OER

Properties of Real Numbers

For Students 11th
In this algebra learning exercise, 11th graders perform operations with real numbers. They simplify roots and rationalize the denominators by factoring. They calculate the absolute values of the roots. There are 11 questions.
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Organizer
Curated OER

Math vocabulary

For Students 6th - 10th
In this math vocabulary worksheet, students write definitions and examples for properties, operations and more. Students complete this for 22 words.
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Lesson Plan
Curated OER

Commutative Property

For Teachers 1st
First graders investigate the Commutative Property of Addition. It is introduced using models such as students, counters, balances and dominoes. They discover the order of the numbers in an addition sentence does not change the result...
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Workbook
Utah Education Network (UEN)

Expressions and Equations

For Students 6th Standards
Variables may be unknown, but expressions and equations are easy to understand. Pupils learn to write, evaluate, and simplify numeric and algebraic expressions. They also investigate how to write and solve simple equations and...
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Lesson Plan
EngageNY

Networks and Matrix Arithmetic

For Teachers 11th - 12th Standards
Doubling a network or combining two networks is quick and easy when utilizing matrices. Learners continue the network example in the second lesson of this series. They practice adding, subtracting, and multiplying matrices by a scalar...
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Lesson Plan
Curated OER

Operations with Decimals

For Teachers 5th - 6th
Teach your learners to solve word problems. They will review how to add, subtract, multiply, and divide with decimals. Then they solve multiple problems.
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Lesson Plan
National Security Agency

A Balancing Act: Solving Multi-Step Equations

For Teachers 6th - 8th Standards
Wow! Put on that thinking cap and solve multi-step equations. To solve equations, learners review the use of the distributive property and combining like terms. This three-day lesson comes with about 20 pages of worksheets, warm-ups,...
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Lesson Plan
Curated OER

Make Your Own Temperature Scale

For Teachers 3rd - 5th
Differentiate between temperature and thermal energy. Your class will build a thermometer using simple materials and develop their own scale for measuring temperature. Discuss with your class and consider why engineers need to understand...
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Unit Plan
Columbus City Schools

What is in that?

For Teachers 6th Standards
Invite your class to dig in to an engaging journey into the world of mining! Here you'll find the tools to equip young miners with knowledge of soil, rocks, and minerals, as well as types of mining operations. To round things out, the...