Website
Science Museum of Minnesota

Science Museum of Minnesota: Shapes Cluster

For Students 3rd - 8th Standards
A book, activities and experiments about the world of shapes.
Interactive
Mangahigh

Mangahigh: Shape: Estimate the Area of Shapes

For Students 6th - 9th Standards
Test your knowledge of determing the area of irregular shapes.
Interactive
Mangahigh

Mangahigh: Shape: Tessellations

For Students 5th - 7th Standards
Join shapes together to form tessellations.
Interactive
Mangahigh

Mangahigh: Shape: Area by Counting Squares

For Students 5th - 8th Standards
Determine the area of a shape.
Interactive
Mangahigh

Mangahigh: Shape: Solve Problems With Similar Shapes

For Students 6th - 9th Standards
Test your knowledge of similar triangles and shapes.
Interactive
Math Playground

Math Playground: Shape Inlay Game

For Students 3rd - 8th Standards
Drag and drop shapes into a puzzle to explore tessellations.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Group of Pyramids: 2 D Shapes

For Students 4th - 6th
Abeni works at the pyramids. Visit her and find out more about circles and triangles.
Unknown Type
Khan Academy

Khan Academy: Areas of Shapes on Grids

For Students 6th - 8th Standards
In this exercise, students practice finding the areas of shapes on grids. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Activity
Annenberg Foundation

Annenberg Learner: Geometry 3 D Shapes

For Students 6th - 8th Standards
Learn about several three-dimensional geometric shapes and the terminology used to describe them. Learn how to calculate their surface area and volume, and explore their mathematical properties.
Unit Plan
Annenberg Foundation

Annenberg Learner: Geometry 3 D Shapes: Polyhedra, Prisms, and Pyramids

For Students 6th - 8th Standards
An introduction to a type of three-dimensional shape called a polyhedron. See examples and play with an interactive animation, showing the faces, vertices, and edges of pyramids, which are a type of polyhedron.
Unit Plan
Khan Academy

Khan Academy: Area of Composite Shapes

For Students 5th - 7th Standards
Practice finding the areas of complex shapes that are composed of smaller shapes. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Lesson Plan
Crayola

Crayola: Mandala Geometry

For Teachers 6th - 8th
Combine geometric designs while honoring the entire universe. Discover how colors and shapes have meaning in traditional mandala art forms.
Website
PBS

Pbs Learning Media: Making Rock Candy

For Students 3rd - 8th Standards
In this video segment from Cyberchase, two friends make rock candy while learning about 2-D and 3-D shapes.
Activity
Texas Instruments

Texas Instruments: Traveling Shapes Motion Geometry

For Teachers 6th - 8th Standards
In this activity, students describe how to move a shape from one place to another in a plane. They learn about translations, rotations, and line reflections. [Requires Adobe Reader.]
Website
Rice University

Rice University: Cynthia Lanius: Geometry Online

For Students 4th - 8th
This is a site for geometry lovers. Chock-full of puzzles, games, interesting geometry facts, and online activities.
Lesson Plan
National Council of Teachers of Mathematics

Nctm: Illuminations: Interactive Geometry Dictionary: Lines in Geometry

For Teachers 3rd - 8th Standards
The applets in this Interactive Geometry Dictionary (IGD) will show you how to find the area of some common shapes.
Activity
CK-12 Foundation

Ck 12: Classification of Soild Figures: Naming Shapes

For Students 2nd - 6th Standards
[Free Registration/Login Required] Students will click on the point of the word and drag it to the correct figure. Click challenge me to answer practice questions and click learn more to watch a video.
Whiteboard
ClassFlow

Class Flow: Geometry 2 D Shapes

For Teachers 6th - 8th Standards
[Free Registration/Login Required] This flipchart introduces basic geometric shapes and gives students practice finding geometric shapes in everyday objects.
Whiteboard
ClassFlow

Class Flow: Geometry Plane Figures

For Teachers 3rd - 8th Standards
[Free Registration/Login Required] The teacher will use this lesson plan flipchart to review geometry plane figures.
Activity
Houghton Mifflin Harcourt

Houghton Mifflin Harcourt: Saxon Activity Center Real World Investigation: The Geometry of Quilts [Pdf]

For Students 3rd - 8th
Investigating designs and shapes in quilts around the world is the activity in this internet exploration. Learners will also design their own quilt on paper or on the computer. Acrobat Reader required.
Activity
NumberNut

Number Nut: Shapes, Symbols, and Colors: 3 D Shapes

For Students 3rd - 8th Standards
This lesson describes three dimensional shapes and provides two interactive practice activities.
Whiteboard
ClassFlow

Class Flow: Shapes, Area, and Perimeter

For Teachers 3rd - 8th Standards
[Free Registration/Login Required] Students will begin practice identifying shapes. Then they will practice solving area and perimeter problems, for different shapes.
Interactive
Annenberg Foundation

Annenberg Learner: Geometry: 3 D Shapes: Surface Area and Volume

For Students 6th - 8th Standards
Learn how to calculate the surface area and volume of rectangular prisms and cylinders. Four interactive animations, preceded by simple instructions, guide you through the process of calculating area and volume.
Interactive
Mangahigh

Mangahigh: Shape: Recognize a Cube and a Rectangular Prism

For Students 5th - 7th Standards
Test your knowledge of rectangular prisms and cubes.

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