Interactive
National Council of Teachers of Mathematics

Scale Factor

For Students 6th - 12th Standards
Does doubling mean everything doubles? Learners adjust the scale factor between two rectangles. Using the calculated measurements, pupils investigate the ratios between the lengths, perimeters, and areas of the rectangles.
Lesson Plan
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Places and Production

For Teachers 9th - 12th
Students calculate United States GDP and GDP per capita, use a choropleth map to acquire information, and create choropleth maps of GDP per capita in South America. They identify regions with high and low GDP per capita
Lesson Plan
Curated OER

Discriminant Testing

For Teachers 9th - 12th Standards
The class works to identify solutions using the discriminant.They use part of the quadratic formula to find the number of solutions a quadratic equation will have. They calculate how-many times the quadratic function will cut the x-axis....
Lesson Plan
Curated OER

Prize Numbers

For Teachers 6th - 12th
Learners explore what a proof is, how and why mathematicians create them and compose essays on how reason and logic are employed in the workplace. They explore whether any three lines can make a triangle and attempt to verify Goldbach's...
Lesson Plan
Curated OER

The Candy Conundrum

For Teachers 9th - 12th
Students design a candy container that contains a specific amount of candy. They demonstrate how an engineering problem can be solved with math and that there are multiple answers to the problem. They compute volume of spheres.
Lesson Plan
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Chill Out: How Hot Objects Cool

For Teachers 9th - 12th Standards
Teach how to explore exponential equations.  In this Algebra II lesson plan, young scholars investigate the graph that occurs as a hot liquid cools.  Students model the data algebraically.
Lesson Plan
Curated OER

Computing with Mathematical Formulas

For Teachers 9th - 12th Standards
Students solve problems using formulas. In this algebra lesson plan, students evaluate numbers using substitution. They graph their answers using a TI and discuss the outcome.
Lesson Plan
Curated OER

Get In Line!

For Teachers 9th - 12th
Students compare and order fractions and decimals using a number line. They use rules of conversion to determine equivalencies competing problems accurately and plot points on the number line that represent the correct order of the...
Lesson Plan
Curated OER

Find That Bargain!

For Teachers 7th - 12th
Students explore the methods of calculating percentages, reading and the construction of graphs, and an awareness of consumer concerns in this lesson. The movement of the decimal point often results in uncertainty and confusion. This...
Lesson Plan
Curated OER

4 Discrete Probability Distributions

For Teachers 9th - 12th
Students read and complete problems on how to solve discrete probability distributions. In this probability distributions lesson plan, students read math problem examples and solve them.
Lesson Plan
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Sinusoidal modelling of Canad'a youth cohorts

For Teachers 11th - 12th
Learners explore the general form of the sine equation.  In this trigonometry lesson, students explore the relationship between the changing parameters and the graph of the sine equation.  Learners use data and a statistical...
Lesson Plan
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Exploring the FTC using the TI

For Teachers 11th - 12th
Students use the Fundamental Theorem of Calculus to solve problems. In this calculus lesson, students use the TI to solve the graphing porting of the problem. They practice graphing functions and discuss their place in the real world.
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Key Curriculum Press

Applications of Exponential Functions

For Students 10th - 12th Standards
Exponential functions are the name of the game. Young mathematicians can work through each of the eight worksheets by evaluating functions, applying logarithms, completing logarithmic functions, and building inverse functions. This...
Lesson Plan
Curated OER

A Contouring We Go

For Teachers 9th - 12th
Students examine the built environment and infrastructures of their community by constructing contour equipment, using the equipment, and comparing their results to current topographical maps of the same area
Lesson Plan
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Points In the X-Y Plane

For Teachers 10th - 12th
Students plot points on the x-y plane using x and y coordinates and describe how the x and y values relate to the position of the point on the plane. They plot points that fit a linear relationship. They explain that their horizontal and...
Lesson Plan
Curated OER

Windsail Design

For Teachers 9th - 12th
Young scholars fit quadratic models to windsail designs.  In this fitting quadratic models to windsail designs instructional activity, students compare quadratic models of sails with different measurements and mast size.  Young...
Lesson Plan
Curated OER

Multiple Intelligences

For Teachers 9th - 12th
Students investigate Gardner's theory of multiple intelligences. In this research based lesson, students compare theories of intelligences and examine the implications of using these theories in schools and society.
Lesson Plan
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Survival or Democracy?

For Teachers 7th - 12th
Students take a closer look at Pakistan today. In this current events lesson, students visit selected websites to discover a history of the country, the cultural values of its citizens, and structure of the of the government there.
Lesson Plan
Curated OER

Art and Anatomy: The Vitruvian Teen

For Teachers 7th - 12th
Students are introduced to the history of showing the human anatomy. In groups, they measure their height and arm spans to create a graph and determine if their measurements support Vitruvius' work. Individually, they make their own...
Lesson Planet Article
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The Witch of Agnesi

For Teachers 10th - 12th
Bring humanity to mathematics by introducing a mathematician who was ahead of her time.
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Curated OER

Social Responsibility Need - Versus - Greed

For Teachers 9th - 12th
Students look at situations where people's rights have been infringed. They stimulate thought and action regarding use of our resources and respecting diversity. They respect those who have different beliefs/customs and appreciate...
Lesson Plan
PBS

Home, Sweet, Home!

For Teachers 6th - 12th
Students investigate the local history and architecture of their community. They draw maps, conduct Internet research, discuss varied architectural designs, take a walking tour of their town and work in teams to record their community's...