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Lesson Plan
Curated OER

Square Numbers

For Teachers 4th
Fourth graders use square tiles to help them explain the concept of square numbers.
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Lesson Plan
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Joining Hands

For Teachers 2nd
Second graders explore the inverse relationship of addition and subtraction in a "hands-on" activity based on the fact families of ones, twos and threes.
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Hurricane Tracking

For Teachers 5th - 8th
Students access the Internet to find information on current hurricanes. They get locations, speeds, and air pressures and then plot the location of the hurricane on a hurricane-tracking map. They also access the FEMA website to solve...
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Lesson Plan
Curated OER

Negative Magic Squares

For Teachers 4th
Magic squares are interesting objects in both mathematics proper and in recreational mathematics. So they are objects that children should have heard about and experienced. The problems in this sequence give students the opportunity to...
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Lesson Plan
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Addition/Subtraction Strategies

For Teachers 3rd
Third graders recall all their addition and subtraction facts to 20. They use the relevant number strategy with whole numbers. Students are taught place value in relation to decimals, and identify 'which decimal is larger.' They...
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Calculator

For Teachers K - 4th
Students explore the calculator utility function on a Macintosh computer.  In this calculation lesson, students launch the calculator feature and complete a problem solving worksheet.
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Lesson Plan
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Dividing Expressions

For Teachers 8th - 12th
In this algebra worksheet, young scholars divide expressions and utilize exponent rules. There are 7 questions with multiple parts.
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Lesson Plan
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Where In the World Are We?

For Teachers 5th
Fifth graders read postcards and find their locations on maps. They use the pictures and text on the postcards to write about imaginary vacations. They compute the mileage and compare it to TripMaker data.
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Lesson Plan
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It's Great to Be More

For Teachers 1st - 5th
Students compare whole and fractional numbers using <, >, or =, with manipulatives and drawings.
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Lesson Plan
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Subtraction and Addition Word Problems Made Easy

For Teachers 3rd
Third graders create addition and subtraction word problems for a partner to solve using marbles. They explain whether the problem is an addition, subtraction, "take away", "have and need", compare or "what is the rest" type problem.
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Lesson Plan
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Doing Battle With Radical Equations

For Teachers 9th - 12th
Students observe and solve examples of equations involving radicals. They complete a Doing Battle With Radical Equations worksheet and checklist.
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Is Your Square Complete?

For Teachers 9th - 12th
Students practice solving quadratic equations using a form called Complete the Square.
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Subtraction Shopping

For Teachers 3rd - 5th
Learners subtract two digit numbers. They check each other's answers for accuracy.
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Literal Equations

For Teachers 9th - 12th
Young scholars explore Literal Equations. In this literal equations lesson, students use the Internet to connect to links and solve linear equations. Young scholars investigate, analyze and record their findings on various activity...
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Worksheet
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Converting Celsius to Fahrenheit

For Students 9th
In this Algebra I worksheet, 9th graders explore an alternate method for converting Celsius to Fahrenheit and determine the algebra behind the shortcut.  The one page worksheet contains one problem.  Solution is provided. 
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Rational Expressions

For Teachers 9th - 11th
Pupils simplify rational expressions. In this algebra instructional activity, students solve rational equations using multiplication and division. They apply properties of exponents and negative exponents to solve the problems.
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Lesson Plan
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Shopping Spree

For Teachers 6th
Sixth graders examine currency by completing monetary equations.  In this economics instructional activity, 6th graders participate in a numbers experiment where they roll a die and earn money based on their roll.  Students compete for...
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Factoring Large Numbers

For Teachers 7th
Seventh graders practice applying the rules of divisibility.
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Unifying Unlike Denominators

For Teachers 9th - 11th
Students play roll of fictional radio disk jockeys. They allocate their daily program time into fractional time slots for the playing of specified catagories of music and commercial advertisements.
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Company is Coming

For Teachers 5th - 7th
Learners find a recipe for pancakes on the web then figure out how to half the recipe then figure how to make 3/4 of the pancakes.
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Place Value Practice (Tenths)

For Teachers 5th - 8th
Young scholars practice strategies solving problems with basic facts, framework, domain and early additive part-whole. They recall the compatible numbers to ten, solve problems with small numbers using a part-whole strategy and recall...
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Cultural Diversity

For Teachers 10th - 11th
Students explore cultural diversity.  In this secondary mathematics lesson plan, students use jelly beans to explore diversity.  Students collect and analyze data into a matrix as they determine probabilities.
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Lesson Plan
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Number and Algebra: Again and Again

For Teachers 5th - 9th
Students use a given spreadsheet to investigate an iterative process by changing the variables. They design their own spreadsheet to investigate the iterative process.
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Lesson Plan
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Squirt

For Teachers 4th
Fourth graders using the idea of "how many more squirts" fill a container to develop multiplicative thinking. They also investigate the idea of conservation of volume when working with oddly shaped containers. They attempt to use...