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Curated OER
Learning About Ratios: A Sandwich Study
Students engage in a lesson which provides them with a concrete introduction to the concept of ratios. They demonstrate the ability to create ratios with given substances - peanut butter and jelly.
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Let's Try Various Calculations
Students explore math facts. In this calculation and math facts lesson, students play a board game in which addition, subtraction, multiplication, and division math facts are practiced. A copy of the game is included.
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Grocery Races
Fifth graders apply their knowledge of math in a grocery shopping trip. In this math activity, 5th graders use addition, subtraction, multiplication and division to help them with their shopping. The teacher sets up a mock supermarket in...
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Guess My Rule
Students drill on math patterns, functions and Algebra. They construct and use tables to solve problems associated with mathematical relationships and identify a rule/equation. Students comprehend input/output to determine the...
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Far Out Fact Families
Second graders explore related multiplication and division facts. They study the inverse relationship of multiplication and division and engage in a group discussion about families. They complete a web-based lesson which is imbedded in...
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Basic Algebra - Lesson 4 Order of Operations
Ninth graders study the correct way to solve equations using the order of operations. They apply a mnemonic device to remember the proper order.
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Operations of Complex Numbers and Intro to DeMoivre's Theorem
Young scholars solve problems with complex numbers. In this algebra lesson, students factor complex numbers and simplify equations using DeMoivre's Theorem. They add, subtract, multiply and divide using negative roots.
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M & M Fractions
Students receive 10 M & M's to study about fractions. As a class, they divide the ten M & M's into a half. They then take away two and use the eight M & M's to study about fourths. They also use nine to study about thirds.
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"One Hundred Hungry Ants" by Elinor J. Pinczes
Learners identify arrays and write multiplication and division problems to match. They write their own multiplication book using arrays.
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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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Not So Snappy 12- Word Problems
In this division word problem worksheet, pupils solve 5 problems. They work with the divisor, dividend, quotient, and in some of the problems, a remainder as they use the information from each word problem.
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Geometry Review
In this geometry math review worksheet, students respond to 37 questions that serve as a review of geometry skills.
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Divisibility Checks: Paired Activity
In this division game instructional activity, students will work in small groups to play a game about dividing numbers. A teacher's guide with game instructions is included.
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Iowa - Here We Come
High schoolers practice their geography skills. In this geography lesson, students plan a trip in their state that includes calculating mileage, time, and other costs. High schoolers also submit a written trip itinerary.
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Get a Line on Integers
Middle schoolers explore number sense by completing math function problems in class. In this integers lesson, students define integers and practice plotting them on a number line. Middle schoolers utilize math functions such as addition...
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Polygons And Polyhedra
Students recognize and name two-dimensional and three-dimensional geometric figures. One group of students will extend the study of polygons to quadrilaterals while another group of students will extend the study of polygons to...