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Interactive
Curated OER

The Cold War (1945–1963)

For Students 8th - 12th
In this online interactive history worksheet, students respond to 8 short answer and essay questions about the Cold War. Students may check some of their answers on the interactive worksheet.
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Worksheet
Curated OER

Conditional Statements

For Students 9th - 10th
In this geometry worksheet, students read given sentences and identify the hypothesis and the conclusion of the conditional statements. There are 21 questions.
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Lesson Plan
Curated OER

March of the Dividing Ant

For Teachers 4th - 5th
Students inspect divisibility rules. In this divisibility rules lesson plan, students study the relationship between factorization and the divisibility rules for 2, 3, 5, 6, 9, and 10. Students read One Hundred Hungry Ants and A...
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Worksheet
Curated OER

Finding LCM

For Students 4th - 5th
In this LCM worksheet, students read several paragraphs on finding LCM in various situations, then solve 25 problems.
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Worksheet
Curated OER

Finding LCM

For Students 4th - 5th
In this finding LCM activity, students read a substantial amount of information about finding LCM for numbers, then complete 20 problems using the information given.
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Lesson Plan
Curated OER

Sieve of Eratosthenes

For Teachers 8th - 12th
Students investigate numbers, ways of representing numbers, relationships among numbers and number systems. They comprehend the meaning of operations and how they relate to each other.
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Interactive
Curated OER

TAKS Math Quiz-Factorization

For Students 4th - 6th
In this TAKS math quiz worksheet, students take an online quiz focused on the concept of factorization. Quiz can be graded online by clicking a link.
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Interactive
Curated OER

Least Common Multiple: Post Test

For Students 4th - 8th
In this least common multiple worksheet, students answer multiple choice questions about the least common multiple of numbers and rules on how to find it. Students complete 10 questions total.
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Worksheet
Curated OER

Math Vocabulary Multiple Choice Words Worksheet

For Students 3rd - 6th
In this math vocabulary worksheet, students complete multiple choice problems where they match the correct math vocabulary word to its definition. Students complete 15 questions.
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Worksheet
Curated OER

Number Theory and Fractions Vocabulary Crossword

For Students 5th - 6th
In this math crossword, students use a set of clues and 15 words about number theory and fractions to complete a crossword puzzle. A reference web site is given for additional activities.
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Worksheet
Curated OER

Number Theory and Fractions Vocabulary

For Students 4th - 6th
In this fractions vocabulary learning exercise, students match a set of 15 number theory and fraction vocabulary words with their definitions. Answers are included on page 2.
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Lesson Plan
Curated OER

Searching The Word

For Teachers 5th
Fifth graders review EOG math terms and definitions found in their math notebooks, and pick between 15 and 20 words to put in a word search.
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Lesson Plan
Curated OER

Clock Arithmetic and Cryptography

For Teachers 2nd - 5th
Learners perform basic operations in modular (clock) arithmetic. Students encode and decode messages using shift and affine ciphers. Learners apply their multiplication, division, addition, and subtraction skills.
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Lesson Plan
Curated OER

Pascal's Triangle

For Teachers 6th - 8th
Students study Pascal's triangle. They construct their own version of Pascal's triangle, and relate some of the uses for it. While working through this process, students practice their integer multiplication and division skills.
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Lesson Plan
Curated OER

Systems of Equations - Week 6

For Teachers 12th - Higher Ed
In this systems of equations worksheet, students solve systems of equations simultaneously. They read story problems, write systems of equations. This two-page worksheet contains eight problems.
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Worksheet
Curated OER

Number theory and fractions word search

For Students 4th - 6th
For this number theory and fractions worksheet, students search for words representing number theory and fractions in a word search. Students search for 15 words.
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Interactive
Curated OER

Simplifying Fractions

For Students 8th - 10th
In this algebra worksheet, students simplify fractions using common denominators. They solve using addition and subtraction. There are 6 questions with an answer key.
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Lesson Plan
Curated OER

And the Number Is (Second Grade)

For Teachers 2nd
Second graders create Mystery Numbers. They give the class clues about the name, value, and multiples of the digits which make up the number.
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Lesson Plan
Curated OER

Doubling Up

For Teachers 5th
Fifth graders explore the powers of two and substitute values into their own names by solving a math word problem. They perform calculations with powers of numbers, find square roots, and explain the relation between a square root and a...
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Lesson Plan
Curated OER

Exponent Power

For Teachers 6th - 8th
Learners explore multiplication and division problems using exponents. Students examine positive, negative and zero powers. They relate powers to geometric sequences. Learners devise strategies and discover rules of exponents.
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Lesson Plan
Curated OER

Babylonian Mathematics 2

For Teachers 9th - 12th
Students research Babylonian mathematics. They calculate simple surd numbers. Students find the fractional form of rational numbers expressed as decimals. They work with numbers in base 60.
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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

Quickies

For Teachers 6th - 8th
In this math problem solving worksheet, students answer 5 problems in 10 minutes. The problems include a variety of questions that could be solved by students who have had geometry and algebra.
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Lesson Plan
Curated OER

More Equations - Week 8 (Consecutive Numbers)

For Teachers 12th - Higher Ed
In this consecutive numbers worksheet, students determine consecutive numbers in a sequence, solve problems using the quadratic equation, and examine coefficients. This two-page worksheet contains eight problems.