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Worksheet
Curated OER

Primes and Prime Factors

For Students 8th
In this primes and prime factors worksheet, 8th graders solve 21 different problems to include identifying each number as prime, composite, or neither prime nor composite and listing all the primes less than 200. Then they complete each...
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Lesson Plan
Curated OER

Factor Fun for Fifth Graders

For Teachers 5th
Fifth graders explore common factors. In this factorization instructional activity, 5th graders discover the greatest common factor among two numbers in a game format. Students build on previous knowledge to determine the greatest common...
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Worksheet
Curated OER

Number Sense and Operations

For Students 8th - 9th
In this number sense and operations activity, students solve 15 different problems that include number lines and identifying various types of numbers. First, they solve a given equation and then check their work. Then, students find the...
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Lesson Plan
Curated OER

Investigating Factors That Affect Cell Membrane Permeability

For Teachers 9th - 12th
Cell membranes and the factors that affect its integrity are studied, with Beet tissue used as the model. A poster to display findings of the permeability of the membranes would clarify understanding and also allow a layer of language...
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Interactive
Curated OER

Relating GCF and LCM for Grade Six

For Students 6th
In this relating GCF and LCM for Grade Six worksheet, 6th graders answer ten multiple choice questions about factors and multiples, with answers available onscreen.
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Worksheet
Curated OER

Multiples

For Students 6th - 8th
For this multiples worksheet, students complete multiple choice questions about multiples of a number and common factors of numbers. Students complete 10 questions.
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Worksheet
Curated OER

Roots, Multiplicities, and Factoring Polynomials

For Students 10th - 12th
For this polynomials worksheet, students find zeros, state multiplicities, and factor twenty-two polynomials.  Students then find a polynomials that satisfies the stated conditions in eighteen problems,  Finally, students factor...
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Interactive
CK-12 Foundation

Prime and Composite Numbers

For Students 4th - 8th Standards
Nine true or false, multiple-choice, and discussion questions make up an interactive designed to reinforce scholars' knowledge of prime and composite numbers. A number chart reveals every prime number through 100. 
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Lesson Plan
Curated OER

Factors of Composite Numbers

For Teachers 6th - 8th
Students find the factors to composite numbers. In this factor lesson, students discuss the definition of a composite number and how to find the factors. They complete a worksheet where they find the factors of multiple composite numbers. 
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Interactive
Curated OER

Prime Factorizations - Post Test

For Students 4th - 5th
In this prime factorizations worksheet, students complete a set of 10 multiple choice questions. Students may print out the test or click on a link to see answers.
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Worksheet
Curated OER

Counting Puzzle

For Students 5th - 6th
In this number puzzle, students complete six questions based on finding the factors and multiples of various numbers. Students fill in their answers into the appropriate space in the number puzzle.
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Lesson Plan
Ohio Department of Education

Writing and Comparing Numbers in Scientific Notation-Grade Eight

For Teachers 7th - 9th Standards
Explore scientific notation in this mathematics lesson plan. Young mathematicians explore multiple representations of large number in scientific notation through the use of models, visual representation and expanded form. The lesson plan...
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Worksheet
Curated OER

Some of the 6s

For Students 3rd - 4th
Quick! Can your mathematicians recall multiples of six in these timed exercises? There are 26 equations here, split into five distinct sections. Learners fill in products and factors, dealing with number sentences in both numeral and...
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Worksheet
Curated OER

Chemistry Midterm Practice Exam

For Students 9th - 12th
A comprehensive practice exam, this resource covers many areas of chemistry. The test includes 71 multiple choice questions on topics such as problem solving, chemical equations, chemical formulas, thermodynamics, acids and bases, and...
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Lesson Plan
Curated OER

Prime and Composite Number Mini Lab

For Teachers 3rd - 5th
Elementary schoolers determine the attributes of prime and composite numbers. Pupils, working in pairs, participate in an activity in which they use manipulatives to show the rectangles that can be made from square tiles. They practice...
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Lesson Plan
Centers for Ocean Sciences

Ocean and Great Lakes Literacy: Principle 1

For Teachers 3rd - 12th
Is your current lesson plan for salt and freshwater literacy leaving you high and dry? If so, dive into part one of a seven-part series that explores the physical features of Earth's salt and freshwater sources. Junior hydrologists...
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Printables
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Houghton Mifflin Harcourt

Unit 4 Math Vocabulary Cards (Grade 5)

For Students 5th Standards
Common denominators, factors, and rounding are a few of the terms in a set of flash cards designed to reinforce math vocabulary. Forty-two cards offer a bold-faced vocabulary word or a corresponding definition alongside an example with...
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Lesson Plan
EngageNY

Finding One Hundred Percent Given Another Percent

For Teachers 7th Standards
Class members solve problems to find the whole when given a percent. They  use double line numbers and factors of hundred to help break the 100 percent into equal segments. 
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Lesson Plan
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EngageNY

The Special Role of Zero in Factoring

For Students 10th - 12th Standards
Use everything you know about quadratic equations to solve polynomial equations! Learners apply the Zero Product Property to factor and solve polynomial equations. They make a direct connection to methods they have used with quadratic...
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Assessment
Bowland

The Z Factor

For Teachers 6th - 9th
Young mathematicians determine the number of hours it would take judges of the "Z Factor" television talent show to watch every act. Participants make estimates and assumptions to solve the problem.
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Lesson Plan
Chicago Teachers Union Quest Center

Factored Form of a Quadratic Function

For Teachers 9th - 12th Standards
Build upon linear functions to learn about quadratics. The lesson introduces the concept of zeros for quadratic functions and makes the connection to the linear factors of the function. It presents quadratics in both graphical and...
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PPT
Curated OER

What's My Calculation?

For Teachers 3rd - 4th
Learners play a simple multiplication game in which they look at the number on each of the slides, and write down the multiplication facts that would give them that number. For example, 24 could get four different factor pairs. Fun...
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Lesson Plan
Curated OER

Divisibility Rules Using Scientific Calculators

For Teachers 5th - 8th Standards
Young learners apply divisibility rules to determine if a number is a factor of another number. They discuss what numbers are factors of another number and identify patterns using divisibility rules.
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Worksheet
Curated OER

Highest Common Factor and Lowest Common Multiple

For Students 6th - 7th
In this factors and multiples worksheet, students solve 50 problems in which the greatest common factor (GCF) and the lowest common multiple (LCM) are calculated. This page is intended for online use but may be completed on paper.