Curated OER
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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Diagonal Lengths
Students collect, organize, and analyze data while studying the Pythagorean Theorem, measure length and width of several rectangular objects, and compare the measured results to the calculated results.
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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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The X-33 and the X-38
Students explore the relationships among the lengths, areas, and volumes of similar solids. They also discover what effect doubling the dimensions of a figure has on the resulting area.
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Functions and the Vertical Line Test
Students examine functions and function notation. They use computer activities to discover how to graph functions, and conduct a vertical line test. Students describe spatial relationships using coordinate geometry.
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Hollywood's Top Ten
Students gather data on top 10 highest grossing movies, and make a bar graph and a pictogram.
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Watershed Lesson Plan
Students are introduced to the concepts of a watershed, stream flow and water quality. This five-day plan is an excellent way to introduce students to the concepts involved. They create their own watershed using a paper bag, water and...
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Mine Shaft Grade 8 Slope
Eighth graders investigate slopes using real life scenario. In this algebra lesson, 8th graders model and interpret real life data. They plot their data in a coordinate plane and discuss the results with the class.
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TE Lesson: Using Heat from the Sun
Young scholars examine fossil fuels, nuclear and renewable fuels. They study investigate types of heat transfer such as convection, conduction, and radiation. They complete crossword puzzles based on the vocabulary. They design,...
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Water, Weather, and the World
Students in a special education classroom examine the role of weather and water in their lives. Each day, they add a symbol for the weather outside and identify the proper activities for the weather on that day. In groups, they...
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A Geological Puzzle
Students compare and contrast the various types of rocks on each continent. In groups, the calculate the rock ages and types to determine if the continents, in their opinion, were joined at one time. They develop two imaginary...
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The Tangent Ratio
Students calculate the tangent ratio given a right triangle. For this trigonometry lesson, students use a right triangle and the Pythagorean Theorem to solve problems.
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Investigating a Point on an ANgles Bisector
Students investigate points and angle bisectors. In this geometry lesson, students define angles, bisectors and perpendicular bisectors. They analyze angles and bisectors using Cabri software.
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Side Splitter Triangles
Students investigate the side splitter theorem. In this geometry lesson, students estimate and solve problems dealing with ratios and proportions. They identify angles created by lines that are parallel.
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Investment Plans
Students explore investment plans. They write the explicit and recursive forms of the sequence of an investment and compare the amount to the continuously compounded interest formula for the same time period, interest and principal....
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Lesson Plan 2: Linear Inequalities
Students investigate linear inequalities and the associated symbols. After a teacher demonstration, they translate given phrases into symbols. Students solve and graph solutions to linear inequalities. Using newspapers, they locate...
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Algebra/Geometry Institute Summer 2009
Students investigate linear equations through models. In this algebra lesson plan, students investigate solving one and two step equations. Review solving a basic equation before starting this assignment.
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Exploring Geometric Mean
Students solve problems using geometric means. In this geometry lesson plan, students create altitudes in right triangles. They use Cabri software to move the triangle around and observe different sides and angles.
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Compound Locus
Students investigate circles and compound locus. In this geometry lesson, students identify the distance from a point to a line. They use Cabri software to create lines and circles.
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Civil Rights and the ADA
Students examine and discuss the 14th and 15th amentments, and evaluate the agendas of Americans from underrepresented groups in the quest for civil rights. They conduct Internet research and create essays or posters regarding Civil Rights.
Teach Engineering
Clay Boats
Clay itself sinks, but clay boats float. Why? Young engineers build clay boats to learn about buoyancy. They test the weight the boats can hold using washers and then tweak their designs to make improvements, following the engineering...
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Blindfolded Building
Young scholars build a Lego design and then work with a partner to reproduce that design. They guide the building of the reproduction by description only and then check their work.
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Integer Algebraic Addition
Pupils use algebra tiles to solve linear equations with integer solutions. In this algebra lesson plan, students use the additive inverse and the zero pair concept.
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Who's Down the Well?
Students identify several sources of contaminants to groundwater. They discuss the movement of possible contaminants through that groundwater from outside sources. They describe how environmental engineers analyze contaminants to...