Curated OER
Angle Measurement and the AD-1 Aircraft
Students represent and solve problems using geometric models and apply geometric properties and relationships. They also practice constructing and measuring angles. By constructing, drawing, visualizing, and comparing geometric figures...
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Exploring Centers of Triangles
Students explore properties of triangles using angle bisectors, incenters, circles, midpoints, and altitudes. They use Geometer's Sketchpad in order to create triangles and their properties.
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Geometry: Lesson 2
Eighth graders engage in a lesson that is concerned with examining two dimensional figures with different properties that include circles, triangles, queadrilaterals, etc... They identify the types of figures that is identified as polygons.
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The Mandelbrot Set
Students explore the Mandelbrot Set. They are introduced to the concept of a complex number and function in order to motivate the discussion of Julia and Mandelbrot sets. Students investigate fractals and how they are built.
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A RealSim Surface Look at Descriptive Statistics
Students explore the concepts of mean and variance. They observe properties of materials to their basic atomic or molecular structure. Students use spreadsheet software to record, tabulate and analyze collected information.
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What Are The Risks From Radon?
Students examine the health risks of radon in the home. They calculate the odds for each risk and use different forms of measurement. They work together to complete the activity and worksheet.
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Chaos and Fractal Applications
Eighth graders identify the different applications of fractals. In this math lesson, 8th graders use graphing calculator to solve algorithms. They explain how changing parameters and initial conditions affect the solutions.
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Buying My First Car
Students pretend they are about to buy their first new car. They must do all the calculations necessary to estimate the cost of purchasing the car. They see that the math they learn in school really does have real-life applications.
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Follow The Falling Meteorite
Students investigate the supposed traveling path of a meteorite. They use sound in order to triangulate the path. The results of the experiment are written on a map to display the path of the meteorite. The culminating activity is when...
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Does the falling tree make a sound if no one if there to hear it? (or communication via encryption)
Students explore encryption. They discuss the importance of cryptography in our daily lives. Students use games and cryptography to discover transformational geometry and modulo systems. They design their own encryption puzzles and...
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Love Algebra?
Eighth graders, while in the computer lab, access a web site to help them utilize manipulatives of cups and tiles to develop the skills necessary to understand multi-step equations. They assess the relationship between cups and tiles and...
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Indicating Multiplication
In this multiplication learning exercise, students complete multiplication times 4 and 7 and addition problems. Students complete 21 problems.
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Decimals: Dividing-1
In this decimals worksheet, students practice problem solving twenty four division equations involving decimals. Students show each step of their work.
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Teaching The Scientific Method Using Adhesives
Students use the six step scientific method to experiment with the differences in adhesives. Students test for tack, shear, and peel in these activities.
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What is Radon?
Middle schoolers read an article about radon and its properties. They examine a periodic table and identify the numbers surrounding an element. They discuss the harmful and helpful effects of radiation.
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Noughts
Students try to figure out the strategies to the game Noughts. Students logic must play a part in the process of the game. Students apply the symmetries of regular polygons. Students devise ways to critically follow a chain of reasoning.
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Squares Have Roots?
Students define a square and connect this information to a square root. In this square root lesson, students make a chart listing square numbers and their roots.
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Model Sails: Investigating Sails of Tall Ships
Students investigate the dimensions of a full-rigged ship and a schooner. Using the dimesions, they calculate and compare the area of the sails. In groups, they create model sails that require modeling and estiminating using the...
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Taxicab Metric, Circle
Students create a circle using the taxi-cab metric. In this geometry lesson, students identify the properties of circles. They identify the idea of geometric shapes and how they come about.
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Look at It from the Right Angle
Students investigate how geometry can be used in the field of fitness and physical performance. They view a video that demonstrates how doctors and therapists mention geometry as they treat sports-related injuries.
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Nested Requests
Learners apply the problem solving skill of Request-Response-Result in word problems where the requests are nested. They practice using the technique and determining when it is appropriate to be used.
Curated OER
How Does Probability Relate to Radon?
Students read an article about probability and radon. They practice using a hand held geiger counter to understand the properties of radiation and radioactivity. They identify the harmful and helpful effects of radiation as well.
Curated OER
Under the Spell of Spiders
Students examine spiders. In these spider lessons, students will view spider images and live spiders to determine physical characteristics, habits, and habitats. Students will examine fantasy and folklore about spiders to create and...
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Magnetic Levitation Train
Learners use the Internet to discover the physics behind Maglev technology. They examine properties of magnets at Canada's Science and Technology museum. They participate in tutorials in which they can observe how different objects work.