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Lesson Plan
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Karen's Tiles

For Teachers 7th - 9th
Students investigate how perimeter changes as area changes to see the relation between area and perimeter for similar shapes. They then students answer the question if the area of the rectangle increase, does its perimeter have to increase?
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Lesson Plan
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Sizing Up Shapes

For Teachers 1st
First graders explore geometric shapes. In this math activity, 1st graders sort shapes into groups and discuss the characteristics of the shapes. Students build geometric shapes using toothpicks and marshmallows.
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Lesson Plan
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Relating Space and Plane Shapes

For Teachers 1st
In this mathematics worksheet, 1st graders identify which object in an illustration has a flat side the same shape as the box shown. Then they look at other shapes and identify the ones with a flat side, if any.
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Lesson Plan
Curated OER

Measurements

For Teachers 7th
Seventh graders solve word problems involving real world situation. In this geometry lesson, 7th graders solve problems related to volume. They apply the formulas taught in geometry.
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Lesson Plan
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Measurement

For Teachers 7th
Seventh graders measure surface area. In this geometry lesson plan, 7th graders find the surface area of various geometrical shapes. Using a computer program, students compute the area of 2-D and 3-D shapes.  Students use graph paper to...
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Lesson Plan
Curated OER

Superb Shapes and Fantastic Figures

For Teachers K - 2nd
Students compare and contrast similar two and three dimensional shapes within cooperative groups.
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Lesson Plan
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Examining Geometric Solids

For Teachers 7th - 10th
Students explore geometry by completing a math worksheet in class. In this shape identification instructional activity, students identify the characteristics associated with 15 solid geometric shapes. Students identify patterns between...
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Lesson Plan
Curated OER

Shape Up!

For Teachers 2nd - 4th
Students investigate measurement through the use of literature through this series of lessons.
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Lesson Plan
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Searching The Word

For Teachers 5th
Fifth graders review EOG math terms and definitions found in their math notebooks, and pick between 15 and 20 words to put in a word search.
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Lesson Plan
Curated OER

Holiday Homework Challenge

For Teachers 2nd - 4th
In this holiday homework challenge worksheet, students participate in completing nine mini homework assignments for a prize when they return from the holiday break.
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Lesson Plan
Curated OER

Identifying and Classifying Solid Figures

For Teachers 2nd - 3rd
Learners identify and classify solid geometric figures. In this geometry lesson, students bring in objects that look like solid shapes and identify their attributes. Learners identify the number of surfaces and faces on each figure.
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Lesson Plan
Curated OER

Polyhedra: Faces, Edges, and Vertices (3-D Marshmallow Models)

For Teachers 3rd
Third graders explore the attributes of 3-dimensional shapes. In this shapes lesson, 3rd graders examine faces, edges, and vertices of 3-dimensional shapes as they construct shapes using marshmallows and toothpicks.
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Worksheet
Curated OER

Recognize the Shapes

For Students 2nd - 4th
In this 3D shapes learning exercise, learners color the 3D shapes according to the directions given. Students color 12 3D shapes total.
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Lesson Plan
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Using Concept Maps to Design 3D Spheres

For Teachers 9th - 12th
Young scholars create three dimensional shapes using concept maps. In this geometry lesson, students investigate the impact of mental schemas on humans. They collect data on this topic and plot their data on a coordinate plane.
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Lesson Plan
Curated OER

Geometry Jeopardy

For Teachers 9th - 11th
Students identify the pattern in a problem. In this geometry lesson, students make predictions, collect and analyze data. They apply the idea of scales and measurements to the real world.
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Lesson Plan
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Pyramids with Basic Bases

For Teachers 4th - 5th
Students explore pyramids. In this math lesson, students discuss where they have seen examples of pyramids. Students classify pyramids as three-dimensional figures and identify their attributes.
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Lesson Plan
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Listen to a Shape

For Teachers 1st
First graders identify basic shapes (circle, square, rectangle, triangle) and describes the attributes of each. They use magazines to find examples of each shape, and then make a collage.
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Lesson Plan
Curated OER

ndirect Measurement Technique: Using Trigonometric Ratios

For Teachers 9th
Ninth graders find the height of an object that would be difficult or impossible to measure directly. They construct and use a Clinometer to measure the angle of elevation (or depression). Students create a sketch of the measurement...
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Lesson Plan
Curated OER

Shapes are Everywhere

For Teachers 2nd
Second graders gain an understanding of geometric shapes and spatial reasoning. They learn the attributes of solid shapes in everyday activities. Students compare geometric shapes to everday objects, finding things that serve a purpose...

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