Curated OER
Sled Kites and Trigonometry
Students study the history of kites and their fundamental properties. In this kites lesson plan students divide into teams and build and fly kites.
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Equilateral Triangles
Students examine the attribute of equilateral triangles. In this equilateral triangle lesson, students examine a number of paper triangles to determine how they are classified. They determine how triangles are depicted in Navajo rugs.
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Traditional Japanese Garden Design
Students create a miniature Japanese garden that incorporates the elements of traditional Japanese aesthetics. They study the simplicity, asymmetrical design and incorporate traditional structures.
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Gridding a Site
Students establish a grid system over an archaelogical site. They label each grid unit. They determine the location of artifacts within each grid unit. They construct a scientific inquiry concerning the location of artifacts on the site.
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An Introduction to Quadrilaterals
Students explore different types of quadrilaterals. Students define the terminology used with quadrilaterals. They create particular quadrilaterals based on specific characteristics of the quadrilaterals using an online tool.
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Area of Triangle using the Semi-Perimeter and Radius
Students investigate the properties of circles. In this geometry lesson plan, students calculate the area and perimeter of a triangle. They identify the perimeter and radius length of a circle.
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Inscribed Right Triangles
Students calculate the measurements of the inscribed angles of a triangle. In this geometry lesson, students relate the hypotenuse of a right triangle and the diameter of a circle to each other. They calculate the diameter of a circle as...
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Traditional Desert Homes
Young scholars go to a traditional style desert home and then build their own model of a home to scale. In this desert home lesson plan, students conduct their research in New Mexico.
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Creating Hope: Making Butterfly Stamps
Students create foam ink stamps. In this Holocaust instructional activity, students discover the history of the Holocaust and why butterflies represented a symbol of hope during those times. Students use BalsaFoam to carve out a...
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Egyptian Weather Lesson
Students chart temperatures in Egypt on spreadsheet to determine how weather conditions affect lifestyles.
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Visual Patterns in Tessellations
Students explore tessellations as well as various types of polygon. Students examine tessellating patterns in the world around them. Students examine tessellations by creating their own tessellations and completing the included worksheet.
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Hurricane Tracking
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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Fractals
Pupils explore the concept of fractals. In this fractal instructional activity, students use applets to explore Koch's Snowflake, Sierpinski's Triangle, and other fractals. Pupils develop these concepts through exploration and teacher...
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Secant Line Approximation of the Tangent Line
Learners perform operation with secant and tangent lines. In this calculus activity, students find the derivative and relate it to the slope of a line. They differentiate between secant and tangent as they intersect a circle, using Cabri.
Pennsylvania Department of Education
Problem Solving with Fractions
Solve story problems using fractions or decimals. Then, determine the reasonableness of answers using estimation.The detailed activity includes essential questions, vocabulary, a materials list, and links to related units.
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Other Worlds: The Voyage of Columbus
Students utilize Internet sites to explore and compare current ideas and opinions concerning the impact of christopher Columbus' famous voyage of 1492.
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Geo Jammin'-Day2, Lesson 7: Roll, Roll, Unroll the Scroll
Second graders write in journals, recording personal thoughts about what they learned and/or something they are wondering about.
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Geo Jammin' By DeSign - Day 4, Lesson 22: Authentic Design
Learners explore the complexity of handmade quilts and their designs by looking a real life samples.
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Geo Jammin' By DeSign - Day 5, Lesson 24: Read All About It!
Students listen to The Important Thing About Quilt Design and rewrite an original version using geometric terms.
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Minerals
Students explore the concept of minerals. For this minerals lesson, students discuss how cooling affects the size of crystals. Students discuss how the structure of minerals is a tetrahedron. Students discuss the structure of silicates...
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Flag fun
First graders develop an understanding of the importance of the flag. In this flag lesson, 1st graders research the history of the flag. Students understanding of how the flag fosters pride in Americans. Students research the first...
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Geo Jammin By Design: Coordinated
Students watch the teacher draw on the chalkboard and try to determine the form being drawn. They use questions to determine Quadrant #1 of a coordinate plane.
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Geo Jammin' By DeSign - Day 5, Lesson 25: Geo Jungle
Pupils search the school grounds for examples of symmetry in nature. They bring examples back to the classroom and write about them.
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Manipulative Mania
Learners explore tangram vocabulary and tangram designs, creating an art design that contains various geometric parts. They complete a checklist titled, Important Thing About a Quilt Design.