Curated OER
Identities and Trigonometric Values
Students solve trigonometric equations. In this precalculus lesson plan, students prove trigonometric identities using the Pythagorean Theorem. They apply the addition formulas for sine and cosine to prove different identities.
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Physical Education Recipes for Success
Students apply math skills to actual situations they may use.
Curated OER
The Diary of Col. William Fairfax Gray
Fourth graders examine facts and opinions given by William Fairfax Gray in his diary, compare and contrast ideas expressed in his diary, express opinions using correct language arts skills, and calculate answers to given mathematical...
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More Pizzas and Things
Students are introduced to the problem by playing a guessing game of "I am a number, which is half of 6 and 6, what am I?" They explain their answers and see if anyone else had an alternate solution checking for reasonableness.
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Multiplication Strategies and Writing Story Problems
Third graders model multiplication problems using Unifix cubes. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division. They practice mental math...
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Adding Two Digit Numbers with Using Dimes and Pennies
Second graders participate in a math game using dimes and pennies. They practice combining coins to make a given amount of money, and they use the combinations to practice adding two digit numbers. Teacher assessment strategies and...
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Using Tens Frames for "Teen" Numbers
Sixth graders practice recognizing teen numbers for the part-whole strategy of bridging to ten. They approach the advanced counting stage to problem solve addition facts to ten utilizing dot patterns on a quinary frame with dot patterns...
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Multiplication Of Decimal Fractions
In this multiplication of decimal fractions worksheet, 8th graders use the whole number multiplication fact given to work out the answers to three word problems. Students, in addition, estimate the answers to ten problems without using a...
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Justifying Answers
Students demonstrate how to solve word problems. In this problem solving lesson, students use strategies such as drawing pictures, using counters, and making a table to justify how they solved the word problem.
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Creative Dramatics
Students practice simple addition through the use of creative dramatics. In this creative dramatics lesson, students work in groups to form human configurations that allow a certain number of points to be touching the floor. They work...
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Multiplication & Division Word Problems, Bilingual (Middle, Mathematics)
Students use multiplication, division, addition, and subtraction to solve problems; Estudiantes utiliza la multiplicaci??n, la divisi??n, la suma, y la resta para hacer los siguientes
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Fraction Equivalence
Fourth graders explore fractions. They compare different fractions using fraction bars. Students find equivalent fractions and they use fraction bars to visualize addition of fractions.
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Grand Grocery Graphs
Students experience creating their own graphs on graph paper and the computer program "Graph Club." They approach this task by utilizing food as their primary source for the activities. In addition, they interact with their peers as they...
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Fractions: Multiplication and Division
Seventh graders multiply and divide fractions. Using the teepee method, 7th graders model fractions as they find solutions to problems. They recognize that "of" means to multiply and explore real life situations when multiplying or...
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Finding and Creating Addition Patterns
Third graders listen as teacher snaps her fingers in a certain pattern and then join in as they become familiar with the pattern and then repeating it. They observe a patterns of shapes and repeat after the teacher has explained it....
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Junk Yard Math
Third graders explore the process of place value and subtraction through regrouping and borrowing exercises. Several activities using manipulatives are utilized in the lesson plan.
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Vampires: Fact or Fiction?
Young scholars predict how many vampires are in the world, based on the legend that, once bitten, each victim becomes a vampire. Extrapolating how many vampires would populate the earth in 30+ weeks, students then compare the total...
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1 VS the Mob
Students prepare to become the first to cover four adjacent products, horizontally, vertically or diagonally by selecting factors that make the needed products. They play this game to acquire a healthy appetite for competition between...
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Follow That Sign! A Review in Using Appropriate Mathematical Symbols
Kids gain a deeper understanding of mathematical symbols, by playing an interactive game using flash cards. They complete an attached Missing Symbols Worksheet, flash card and an assessment are also included.
Curated OER
Exploring Geometry on the Sphere
In this geometry worksheet, learners define important vocabulary dealing with circles. They measure cricles to the nearest degree. There are 11 word problems to be solved.
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...
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An Appearance of Complex Numbers 2
Help the class visualize operations with complex numbers with a lesson that formally introduces complex numbers and reviews the visualization of complex numbers on the complex plane. The fifth installment of a 32-part series reviews the...
EngageNY
Using Matrix Operations for Encryption
Data encryption is an important security measure for sensitive data stored on computers. Pupils learn how to utilize matrices for creating code. They also get a great review of matrix multiplication, inverse matrices, and the identity...