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Curated OER
Mapping World War II: During and After
For this World War II worksheet, students follow the provided instructions to mark 2 maps according to events and outcomes of the war.
Curated OER
Magic Squares, Simultaneous Equations, Hill Walking, and Diophantine Equations
In this solving equations worksheet, 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 magic...
Curated OER
Squares of Numbers
Test your third graders with a math review instructional activity, which features problems on square numbers and area. After finding the squares of increasingly large numbers (3-40), pupils solve for the areas of six squares. A great way...
Curated OER
Mathematics Module
Delve into graphing! The concepts covered begin with basic graphing basic coordinates and algebraic expressions on coordinate planes, and build up to graphing linear inequalities and equations. Learners solve and simplify various...
EngageNY
Why Were Logarithms Developed?
Show your class how people calculated complex math problems in the old days. Scholars take a trip back to the days without calculators in the 15th installment of a 35-part module. They use logarithms to determine products of numbers and...
Curated OER
Decimals and Percents
In this decimals and percents worksheet, 8th graders solve 26 different types of problems that include expressing numbers as a decimal and a percent. Then they change each number to fractions and determine the unknown number for each...
Curated OER
Measure, Use of Measure
Students explore how to convert one metric to to another. In this metric unit lesson students are given a worksheet and asked to answer the questions and give and explanation to the class of how they got their answer.
Curated OER
Multiplying by 3
Second graders practice the multiples of three as an introduction to multiplying by three.
Curated OER
Problem-Solving Strategy: Write an Equation
In this problem solving strategy instructional activity, students practice writing equations as they respond to 4 questions that enable them to solve 2 word problems.
Curated OER
Clock Arithmetic and Cryptography
Students investigate modular clock arithmetic and cryptography. They perform basic operations in modular (clock) arithmetic and encode and decode messages using simple shift and affine ciphers.
Curated OER
Clock Arithmetic and Cryptography
Students explore the concept of modular arithmetic and cryptography. In this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Students exchange their ciphers...
Curated OER
Prime and Composite Numbers
Fifth graders use prime factorization to identify prime and composite numbers. They use cubes to find factors. In groups, 5th graders draw rectangular arrays to discover prime numbers under 100.
Curated OER
Fraction King Lesson Plan
Students combine imagination, block manipulation, and computer applets to investigate fractions.
Curated OER
Dragon Math
Third graders, in groups, practice multiplication by putting five multiplication problems on white scales, then the answers on florescent colored scales.
Curated OER
Odd Is In
Pupils play a game with coins and then use reasoning skills to develop a strategy for winning the game.
Khan Academy
Khan Academy: Multiply by 0 or 1
Multiply 0 or 1 times a number less than or equal to 10. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints. CCSS.Math.Content.3.OA.C.7 Fluently multiply and divide...
Expansion Learning
Expansion Learning: Math Activity: Divide by 10 (Numbers Ending in 0)
Activity provides students the practice they need to master the skill of dividing by 10. Immediate feedback is given.