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Testing For Congruent Triangles
Students define and discuss congruency and the corresponding parts between congruent triangles. They create a pair of congruent triangles, test for congruency, and complete a worksheet.
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The Case of the Missing Middle Term
Students examine the difference of squares equation, and multiply binomials using the FOIL method. They complete the Case of the Missing Middle Term worksheet.
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The Mystery of the Accelerating Race Car
Students define and discuss acceleration and how to compute acceleration. They observe examples of computing acceleration, and complete a worksheet using the correct formula.
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Who Won the Cross-Country Meet?
Pupils write verbal expressions into algebraic expressions and solve the expressions. They determine who wins a race by determining the algebraic expression.
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Using Variables And Ratios To Get You in the Right Gear
Students examine the use of variable and ratio in everyday situations including figuring out the gear ratios for the gears on a 12 speed bike. They use the bubble sort technique to write a computer program which will determine the...
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Multiplying Decimals and Mixed Numbers
Students multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
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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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Two of Everything
Students listen to story Two of Everything, illustrate coins they would put into the Magic Pot using paper and pencil, and solve Magic Pot riddles by viewing slide show and predicting coin totals. Students then create table listing...
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Rounding And Estimating
Students investigate various types of problems using whole numbers and decimals. They use a discussion format while working example problems to help create a baseline for further independent practice. The lesson also includes praise for...
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From Future Flight to Past Flight
Students complete a set of CD-ROM's to introduce them to the flight program at NASA. In groups, they research a topic related to flight and put their information on a CD-ROM. To end the instructional activity, they share their material...
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Area Explorations
Learners explore the concept of area. In this area lesson, students find the area of irregular shapes with right angles. Learners break down each irregular shape into multiple regular shapes in order to find the area. Students...
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Properties of Operations
Eighth graders use the order of operation correctly. For this algebra lesson, 8th graders solve integers using the order of operation. They apply the commutative as well as the associate property to solve problems correctly.
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Ratio
Students calculate the ratio and apply it to construction. In this geometry instructional activity, students convert between different units and use decimals and fractions interchangeable. They find the fraction of a given amount...
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Decode Word Is..
Students solve problems using patterns. In this algebra lesson, students identify the relation, domain and range of a function. They graph functions using coordinate pairs.
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Tortillas
Learners convert recipes for tortillas. They calculate the amounts of ingredients as they convert recipes and write an explanation of the task to demonstrate their calculations. After reviewing their calculations, they demonstrate how...
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Mathematical Modeling and Physics
Twelfth graders use a web site to investigate roller coaster physics. In this mathematical modeling lesson plan, 12th graders are grouped according to their performance on a test. Each group is given an activity to complete on a web site...