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Lesson Plan
Curated OER

Line: a Geometric Exercise

For Teachers K - 12th
Students study the different types of lines and create a drawing demonstrating what they learned.
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Lesson Plan
Curated OER

Geometric Figures-Triangles

For Teachers 4th
Fourth graders explore triangles. In this math instructional activity, 4th graders discuss the different types of triangles. Students create triangles using wiki sticks. Students complete an online matching game.
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Worksheet
Curated OER

Geometry Level 3

For Students 7th - 9th Standards
What a wonderful resource! Learners create two-dimensional shapes according to the instructions stated, use the squares to make a triangular prism, a cube, and a pyramid, and identify features of plane shapes, among a myriad of other...
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Lesson Plan
Curated OER

Marshmallow Geometry

For Teachers 3rd - 6th
In this three-dimensional shapes geometry lesson, learners identify geometric solids and name their properties. They define "face," "edge," and "vertex," and construct geometric solids using marshmallows as vertices and toothpicks as edges.
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Lesson Plan
Curated OER

Geometry Digital Blogging Books

For Teachers 10th - Higher Ed
Learners observe geometric shapes in their everyday lives.  In this middle school/high school mathematics lesson, students use their cell phone to record and publish their observations about the geometric shapes they...
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Lesson Plan
Curated OER

Mineral Matters

For Teachers 6th - 8th
Students work in a team to use the ProScope Digital USB Microscope and a computer to collect microscopic images from a variety of mineral specimens. They compare specimens and determine how they are alike and different by comparing their...
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Lesson Plan
Curated OER

Straws and Shapes

For Teachers 6th - 9th
Learners investigate the concepts related to observing two dimensional objects. They also build three dimensional objects using the two dimensional objects. The students give an oral or written explanation for how the pieces fit together...
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Handout
El Paso Community College

Geometry Definitions

For Students 7th - 9th Standards
Geometry is full of shapes, figures, and corresponding things here and there. The guide shares all of the key pieces of geometric information in a nicely color-coded and labeled sheet. 
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Lesson Planet Article
Curated OER

Analyzing 3-D Shapes and 2-D Representations

For Teachers 3rd - 6th
Students can analyze 3-D objects better with actual physical models and by also drawing 2-D representations of them.
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Worksheet
Curated OER

Brain Teaser- How Many Triangles?

For Students 4th - 5th
For this geometry worksheet, students examine a picture that has many hidden triangles. Students count the triangles they discover and color the picture.
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Lesson Plan
Curated OER

Mandalas, Polygons and Symmetry

For Teachers 9th - 11th
Students create a geometric pattern using mandalas, polygons and symmetry. In this geometry lesson, students analyze the mathematics involved in making the mandalas, including the shapes and symmetry. Students create their own mandalas...
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Worksheet
Curated OER

Sides and Vertices of Shapes

For Students 4th - 6th
In this sides and vertices worksheet, students identify how many sides and vertices various shapes have. A reference web site is given for additional activities.
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Activity
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Curated OER

Task: Grain Storage

For Teachers 7th - 10th Standards
Farming is full of mathematics, and it provides numerous real-world examples for young mathematicians to study. Here, we look at a cylinder-shaped storage silo that has one flat side. Given certain dimensions, students need to determine...
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Lesson Plan
Curated OER

Basic Right Triangles

For Teachers 2nd - 4th
Elementary schoolers examine the attributes of triangles. In this triangle instructional activity, learners compare regular triangles and right triangles. They explore vertices and angles and investigate obtuse and acute angles. Pupils...
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Lesson Plan
Curated OER

Patterns Here, There, and Everywhere!

For Teachers 4th - 6th
Upper graders access the Microsoft Word program and create patterns by utilizing certain keys on the keyboard. They create picket fences, smiley faces, and hearts. It seems that this lesson plan has as much to do with keyboarding skills...
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Worksheet
Curated OER

Classify Quadrilaterals

For Students 4th - 6th
Here is a quadrilateral worksheet in which learners choose words that describe shapes, words to complete sentences that describe shapes. A reference web site is given for additional activities. 

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