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Lesson Plan
Curated OER

Exploring Centers of a Triangle: Part 1

For Teachers 9th - 11th
Students use problem solving skills, formal geometry, and The Geometer?s Sketchpad. They model and solve two real-world problems by constructing the in center and circumcenter of triangles.
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Lesson Plan
Curated OER

Sports and Geometry

For Teachers 6th - 12th
Students investigate shapes in sports. In this geometry lesson plan, students identify geometric shapes in sports equipment, fields, etc. Students present their findings.
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Lesson Plan
Alabama Learning Exchange

Explore the Transformations of Linear and Absolute Value Functions Using Graphing Utilities

For Teachers 9th - 12th Standards
High schoolers explore the concept of transformations.  For this transformation lesson, students use an applet that is an interactive absolute value graph applet.  High schoolers manipulate the applet to examine the change in the...
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Lesson Plan
Curated OER

Symmetry: Theory, Reality and Art!

For Teachers 9th - 10th
Young scholars explore the concept of geometric symmetry. In this geometric symmetry activity, students walk around their school and take pictures of objects that demonstrate symmetry. Young scholars use Microsoft Paint to draw the lines...
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Lesson Plan
Curated OER

Polygons All Around Us!

For Teachers 9th - 12th
Students explore the concept of polygon properties. In this polygon properties lesson, students draw polygons with different numbers of sides such as pentagons, octagons, hexagons, etc. Students identify different geometric shapes in the...
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Lesson Plan
Alabama Learning Exchange

Is It a Triangle?

For Teachers 9th - 12th Standards
Students explore the concept of triangle inequalities.  In this triangle inequality lesson plan, students cut spaghetti noodles into given lengths.  Students use the noodles to complete a worksheet about triangle inequalities.  Students...
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Lesson Plan
Alabama Learning Exchange

Trapezoids: What's Equal or Right About Them?

For Teachers 8th - 10th Standards
Pupils explore the concept of trapezoids.  In this trapezoids instructional activity, students identify legs and bases of a trapezoid.  Pupils discuss the similarities and differences between isosceles trapezoids and right trapezoids. ...
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Lesson Plan
Curated OER

Count the Differences

For Teachers 9th - 12th Standards
Students determine the degree of polynomials.  In this determining the degree of polynomials lesson, students find the difference between consecutive y-values.  Students find the degree of a linear, quadratic, and cubic function by this...
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Lesson Plan
Curated OER

Building Paper Bridges

For Teachers 9th - 12th
Students construct a bridge that can hold 100 pennies. In this math lesson, students evaluate the strength of their bridges. They predict how much weight a bridge can hold based on its design.

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