Lesson Plan
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Geometry and Symmetry

For Teachers 4th - 6th
Students examine tessellations and their geometric properties. The lesson plan and discussions may be used to develop students' understanding of polygons and symmetry as well as their ability to analyze patterns.
Lesson Plan
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Reflections of a Quadratic Function

For Teachers 9th - 12th
Students are asked to explain the relationship between f(s) and f (-x). They are asked to determine how the equation of f(x) differs from the equation of f(-x). Students determine the conditions when f(x) is the same as f(-x). They graph...
Worksheet
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Shape and Space

For Teachers 9th
NOT A LESSON Students
Lesson Plan
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Harvesting and Threshing the Seed

For Teachers 6th - 8th
Students harvest and thresh the seeds. They count the seeds and compare that number with the original number of seeds planted (8) to determine their profit or loss. Finally, students think about additional questions they have about...
Lesson Plan
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Unifying Unlike Denominators

For Teachers 9th - 11th
Students play roll of fictional radio disk jockeys. They allocate their daily program time into fractional time slots for the playing of specified catagories of music and commercial advertisements.
Lesson Plan
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Middle School Home Energy Audit

For Teachers 7th
Seventh graders research the origins of local electrical power and compare costs and methods of generation with other areas of the country or world.
Lesson Plan
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Pythagorean Theorem Proof

For Teachers 10th
Tenth graders investigate the Pythagorean Theorem. Then they type up a formal paragraph proof of a proof of their choice.
Lesson Plan
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Paper Packaging Design

For Teachers 6th - 8th
Students discuss the relationship between technology and manufacturing. They then use their ideas to construct a model of a paper board carton package. Next they view a PowerPoint presentation to learn about the history of packaging...
Lesson Plan
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Tantalizing Tessellations - Lesson I

For Teachers 6th - 8th
Students complete a chart (KWL) as a pre-assessment, study the history of tessellations (tilings), investigate the properties of tessellations, and make and evaluate photographs of "found tessellations" for a PowerPoint/HyperStudio...
Lesson Plan
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Go LEGO!

For Teachers K - 2nd
Students utilize LEGO's to replace cards for a game that replicates "Go Fish".
Lesson Plan
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Lines, Rays, Line Segments, and Planes

For Teachers 9th - 12th
Students are introduced to lines, rays, line segments and planes and study the differences between them. They also practice graphing lines, rays, line segments and planes
Lesson Plan
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Graphing With RXTE

For Teachers 9th - 12th
Students use data from the Rossi X-ray Tiiming Explorer (RXTE) satellite to analyze and graph.
Lesson Plan
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Surfing to the Planets on the Internet

For Teachers 7th
Seventh graders explore the planets using computers and other forms of electronic technology. They research data on two planets and compare the data. Students make conclusions regarding the size of their planets. They calculate how long...
Lesson Plan
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Trigonometric Applications Outside the Classroom

For Teachers 5th
Fifth graders describe and demonstrate how trigonometry can be used to find the height of a tall building or tree. They describe and demonstrate how trigonometry can be used to find the height of a high hill, or other high object where...
Lesson Plan
Curated OER

Angle Pairs

For Teachers 9th - 12th
Students practice identifying right, vertical, and adjacent angles using a Smartboard. They then determine measurements of all of the angles when only one measurement is given.
Lesson Plan
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The X-33 and the X-38

For Teachers 5th - 8th
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.