Curated OER
Law of Sines and Cosines
Students solve problems using sine and cosine. In this precalculus lesson, students apply the properties of sine and cosine to solve non-right triangle problems. They use Heron's Law to find the area of a shape.
Pennsylvania Department of Education
Comparing Sets
Students count back with cubes to model subtraction problems. In this subtraction lesson plan, students compare sets of problems and record their results in a table.
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Balanced Or Unbalanced
Students use physical models and graphs in order to solve problems that have their origin in the real world that require algebraic thinking. The words are changed into equations and inequalities in order to be solved. This requires...
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Area and Perimeter
In this geometry worksheet, 10th graders use single variable equations to solve problems focusing on area and perimeter of triangles, trapezoids, parallelograms, rectangles, and hexagons. The one page worksheet contains seventeen...
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The Math Poet
Students use numeric operations and concepts to describe, analyze, communicate, synthesize numeric data, and to solve problems.
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The Meaning of Algebraic Expressions
Students define equations and expressions. In this algebra lesson, students review important vocabulary words to do with equations and solving problems. They simplify equations and expressions using addition, subtraction, multiplication...
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Order of Operations
In this order of operations worksheet, young scholars complete problems involving all four operations and parenthesis. Students complete 14 problems.
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Context Clues
Students develop vocabulary using pre -reading strategies. In this language arts lesson, students discuss the intended message from observing a picture. Additionally, students explore guessing the covered word within a text.
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Law of Sines and Law of Cosines
In this Pre-calculus/Trigonometry worksheet, students use the laws of sines and cosines to solve triangles. The four page worksheet contains thirteen problems. Answers are not included.
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Using Your Melon for Math
Students apply fraction multiplication and division to recipe conversion.
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Two-Step Equations
Sixth graders work through a two-step equation with their teacher. After reviewing one-step equations, they complete a worksheet using tiles and colored pencils to complete two-step equations. To end the lesson, they write out the step...
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The Language of Our World
Students combine prefixes and suffixes to form nonsense words and sentences in the style of Lewis Carroll's "Jabberwocky." In this "Jabberwocky" lesson plan, students brainstorm ways to decode an unfamiliar word and apply these skills...
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Sunshine Math- 3
In this math applications worksheet, students solve 8 varied word and story problems. Included are greater than/less than, multiplication and division, perimeter, patterns and money.
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From Probability to Combinatorics and Number Theory
Students see how division is used to help solve probability problems. They use tables as data structures where they are used to count outcomes and to compute probabilities. Students use games to help solve probability problems.
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Linear Inequalities
Ninth graders explore solving linear inequalities. They discuss vocabulary words and symbols associated with linear inequalities. After a demonstration by the teacher, 9th graders solve and graph inequalities. Students complete a...
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Order of Operations
Sixth graders perform the Order of Operations. Given various story problems, groups of students solve equations requiring division, multiplication, parenthesis, exponents and other mathematical processes. They discuss the order of...
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Exploring Integers
Students explore and implement the rules for adding, subtracting, multiplying, and dividing negative integers. The rules for each of the operations are reviewed and applied to solve a variety of problems.
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Fractions
Fourth graders explore fractions. They use Skittles and M&M's to practice adding and subtracting fractions. Students review the numerator and the denominator of fractions. They count the number of each color of Skittles and M&M's...
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Determining Angle Measure with Parallel Lines
Students observe and solve examples of corresponding angle postulates, alternate interior angle theorems, and exterior and consecutive angles. They complete the Determining Angle Measure With Parallel Lines worksheet.
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Pirate Swords
Students read the math problem and retell it in their own words. They brainstorm for ways to solve and use questions to focus on the steps used. Students could use other problems involving pirates from the given website.
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Exponent Power
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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Cyclops
Students read Odysseus and the Cyclops, then complete variety of math problem solving activities. They select a possession of the Cyclops to determine what the size of the object should be in comparison to normal size.
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Prime and Composite Numbers
Eighth graders explore prime and composite numbers. Given division problems, they use color tiles to model solutions to division problems. Through activities and observation, 8th graders discover the meaning of prime and composite...
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Inequalities
Seventh graders graph solutions for inequalities on a number line. They solve 1 and 2 step inequalities in one variable. Students also check solutions to 1 and 2 step equations in one variable