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Lesson Plan
Curated OER

Balancing Act

For Teachers 2nd
Second graders identify the attributes of various shapes and estimate the weight of the objects. In this geometry lesson, 2nd graders identify the attributes of concrete objects and use a pan balance to weight them.
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 10th
In this geometry worksheet, 10th graders solve for missing sides and angles of a triangle. They use the pythagorean theorem to solve for the unknown in a right triangle. There are 5 questions on this worksheet.
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Worksheet
Raytheon

Understanding Triangles

For Students 6th - 8th
In this understanding triangles worksheet, students read 6 pages of examples and explanations about identifying triangles, determining length of sides and degrees of angles, including the hypotenuse, then answer 28 questions, answers...
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Worksheet
Curated OER

Related Rates

For Students 11th - 12th
In this algebra instructional activity, students rewrite word problems using algebraic symbols and solve for the related rates. There are 10 word problems involving derivatives and rates.
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Lesson Plan
Curated OER

Pick's Theorem

For Teachers 9th - 11th
Learners investigate polygons and their lattice. In this calculus lesson, students record data using different methods. They analyze their data and draw conclusions based on the relationship between the area and the interior lattice.
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Lesson Plan
Curated OER

Geo Jammin'

For Teachers 6th - 8th
Students compare and contrast related two- and three-dimensional shapes, and complete a Venn diagram illustrating the attributes of each. Using a poem pattern from another lesson, students use data from the diagram to write an attribute...
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Lesson Plan
Curated OER

Geo Jammin' - Day 2, Lesson 5: Eeny, Meeny, Miney, Mo

For Teachers 4th - 6th
Learners, in groups, use song lyrics and math to descrie two and three dimensional shapes.
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Lesson Plan
Curated OER

Geo Jammin' - Day 3, Lesson 9: Attribute Attitude

For Teachers 2nd
Second graders read poetry and build their vocabulary through use of the puppet Geo George.
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Lesson Plan
Curated OER

Geo Jammin' - Day 4, Lesson 13: Where, Oh Where, Can the Geo Be?

For Teachers 2nd - 4th
Learners listen to a story "My Crazy Dream" with an intent to identify shapes in ordinary objects. They raise their hands when they've heard an object whose shape they can identify. They discuss their findings.
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Lesson Plan
Curated OER

Geo Jammin' - Day 4, Lesson 15: Geo Jingo Jivin'

For Teachers 2nd
Second graders explore how musical instruments h ave varying geometric shape, and how those geometric shapes correspond to three-dimenaional shapes that students have studied.
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Lesson Plan
Curated OER

Geo Jammin' - Day 5, Lesson 16: Capturing "Lions" of Poetry

For Teachers 2nd
Second graders participate in the Author's Chair, which is placed in the front of the room. The puppet, Geo George, asks students to take out their poems, then brings them to the Author's Chair individually to share their poems with the...
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Lesson Plan
Curated OER

Geo Jammin' - Day 5, Lesson 17: Geo Sakes Alive!

For Teachers 2nd
Second graders, given geometric instructions, try to create their own Geo George puppet.
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Lesson Plan
Curated OER

Geo Jammin' - Day 6, Lesson 20: Hail, Hail, the Gang's All Here

For Teachers 2nd - 5th
Students use shape puppets to review geometry content. They take turns singing songs, reading students poems, reciting class bulletin board notes and choral poems. They prepare for their summative assessments through play and interview...
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Lesson Plan
Curated OER

Math Mouth!

For Teachers 4th - 6th
Learners examine and discuss math vocabulary. They participate in various games involving the math vocabulary. Use this as a supplement.
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Lesson Plan
Curated OER

Fancy Names

For Teachers 1st - 2nd
Students examine various closed and open figures. They decide which letters have closed figures. Then they receive a pre-made name card and decorate every closed figure in their name.
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Worksheet
Curated OER

Math Matching Worksheet

For Students 9th - 12th
In this math worksheet, students match math vocabulary to definitions and then solve problems using Euler's theorem and Fleury's algorithm. Students complete 24 problems.
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Worksheet
Curated OER

Visualize 3-D Objects and Make Nets of Common Solids

For Students 4th - 5th
In this 3-D objects and common solids worksheet, students cut out and count the number of faces on several different types of boxes and make a cuboid from straws or a card. Students fill out 4 different categories involving 5 different...
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Lesson Plan
Curated OER

Solid Figures

For Teachers 9th - 11th
Students investigate solids. In this geometry instructional activity, students use toothpicks and gum drops to solve problems. They create visuals to help them see what is happening to the shapes.
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Lesson Plan
Curated OER

Space Tiling with Captain Planet

For Teachers 5th
Fifth graders Apply the symmetry and angle properties of polygons, using symmetry and angle properties of polygons to solve practical problems. They study tessellates and explain why a shape tessellates.
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Worksheet
Curated OER

Build Solids

For Students 3rd - 4th
For this solid figures worksheet, students use the figures for the cube, pyramid, and rectangular prism to answer the six questions about the characteristics of solid figures.
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Lesson Plan
Curated OER

The Centroid : Balancing the History

For Teachers 10th - 12th
Students discover the centroid of a triangle based on Euclid's constructions. They explore locus of points of a median. They understand properties of the segments that form the median and areas of the smaller sections formed by the median.
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Worksheet
Curated OER

Plane, Graphs and Paths

For Students 11th - Higher Ed
In this plane worksheet, students provide that a graph is bipartite, identify the paths, and identify a planar graph. This one-page worksheet contains five problems.
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Worksheet
Curated OER

Constructing angles

For Students 3rd - 4th
In this angle activity, learners read a selection on angles and complete three short answer activities about right angles.
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Lesson Plan
Curated OER

Folding to Make Shapes

For Teachers 2nd
Second graders identify different polygons and their attributes. In this geometry lesson, 2nd graders get to know polygons by studying the vocabulary and finding polygons in their classroom. They create these shapes and then find their...

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