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.]

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.

"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.

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,...

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

The circle is one of four different shapes which can be created using "slices" through a cone, a 3-dimensional solid that has a circular base joined to a single point (called the vertex) by a curved side. If you tilt a cone, you get an...

Students learn to use pattern blocks to build a two dimensional design, and use the calculator to determine the value of the design.

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.