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Curated OER
Grocery Races
Fifth graders apply their knowledge of math in a grocery shopping trip. In this math lesson, 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
Young scholars 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
Students solve problems with complex numbers. In this algebra instructional activity, 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
Students 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, young scholars 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 worksheet, 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
Students practice their geography skills. In this geography instructional activity, students plan a trip in their state that includes calculating mileage, time, and other costs. Students also submit a written trip itinerary.
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Get a Line on Integers
Young scholars explore number sense by completing math function problems in class. In this integers activity, students define integers and practice plotting them on a number line. Young scholars utilize math functions such as addition...
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Polygons And Polyhedra
High schoolers 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 high schoolers will extend the study of polygons...
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Babylonian Square Roots
Students are introduced to a method for finding square roots used by the Babylonian people of Mesopotamia. The method involves dividing and averaging, over and over, to find a more accurate solution with each repeat of the process.
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How Do You Pay a Complement to an Angle?
High schoolers observe and solve examples of the complementary angle theorem. They complete the How Do You Pay a Complement to an Angle worksheet, and write a response in their math journal.