On this one page website sharpen your logic, geometry, spatial thinking, and problem solving skills while working on this challenge. The solution is available to double check your solution.

Can you judge an object by its shadow? Use your mental rotation skills to determine if a shadow can be produced by a particular shape.

An interactive game to find number of edges, surfaces and vertices of different geometric shapes.

Check out this math project about polyhedra! Young scholars will enjoy the hands-on activity while they learn about tetrahedrons, hexahedrons, octahedrons, dodecahedrons, and icosahedrons. [Requires Adobe Reader.]

A succinct test for assessing geometry concepts. Assessment is scored online giving immediate feedback. An excellent assessment tool.

Work with this cube problem and see if you can find a pattern. Then you can check your solution with solutions already submitted.

A lesson plan to help students understand the use of symbols and images to express their feelings through their artwork. A great lesson plan to boost students' self esteem. Has a link to a site with examples of Kandinsky's work.

A lesson plan to help students understand the use of symbols and images to express their feelings through their artwork. A great lesson plan to boost students' self esteem. Has a link to a site with examples of Kandinsky's work.

Let Peter the Bus driver help you learn about 3D objects.

This lesson offers an interesting, hands-on experience for middle school students studying cylinders. Students will create cylinders, and measure and compare their volumes.

Use this lesson plan to help students learn about cylinders. Students will be creating cylinders, and comparing them and their capacity. This engaging, hands-on lesson will hold student interest and be very beneficial to student learning.

[Free Registration/Login Required] Students will explore cross sections and nets of three dimensional objects. Click challenge me to answer practice questions and click learn more to watch a video.

Explore two and three dimensional geometric shapes by creating shapes based on descriptions.

Digital archive of newspapers, objects, graphics, letters, and similar resources that document Lincoln's life and legacy. Browse the collection to find newspaper reports of Lincoln's assassination, badges of mourning worn at his funeral,...

Given an unlimited number of a specific type of equilateral, isosceles, and right triangles create as many tetrahedra as are possible. Includes printout.

In this enrichment game, the nets for nine solids are displayed. The twist is that each net has been cut into two pieces. The challenge is find the pieces that go together.

[Free Registration/Login may be required to access all resource tools.] Students watch a video and then attempt practice problems on how to complete a whole picture with some missing parts.

In this resource, 2-D views and 3-D figures are explored. Students build houses consisting of cubes using the given top, front, and right views. [Requires Java.]

Students are given a 3-D view of an object and then given a 2-D view of the object. Students must choose which of 6 views is being displayed from a list. This applet consists of 20 practice problems. [Requires Java.]

Learners use the colored portion of the 3-D object to color the correct side of the 2-D drawing. This applet consists of 20 problems. [Requires Java.]

"The volume of a cube can be developed by considering unit cubes, a single row (longs) of unit cubes or a single layer (flats) of cubes using this applet." This easy software makes it possible to easily construct a cube and take it...

A geometry instructional activity that examines the history and structure of ancient pyramids and engages students in constructing pyramid models. A comprehensive instructional activity that considers students with diverse learning...

This Math Forum instructional activity gives instructions on how to build a paper pyramid. Bonuses included finding the surface area and volume of the pyramid.

Excellent interactive challenge working with cube nets to stack them in a specific order. Manipulate the cubes online to solve the problem.