Test your logic, polygon properties, and pattern recognition skills working on this challenge. Solution included.

See if you can figure out which symbols are on which cube face at this one page website. The solution is just a click away once you have your solution in mind.

This interactive activity gives you an opportunity to color in a tessellation that is different from the usual. Read the short introduction to find out more about this tessellation that doesn't repeat.

You will have to use visualization to help you solve this challenge. At this one page website, you will be able to check your solution.

Think about the surface area of a cube. At this one page website, you use that information to complete the challenge. Solutions are offered right at the website.

If you can visualize a cube and turn it around in your mind, then this is the challenge for you. This one page website has the solution available to check your thinking.

The challenge at this one page website, is to see how many trapezoids (British-trapeziums) you can find in the figure. When you have your results, you can easily check it right at the website.

Practice picking and using the correct formula for finding the solution for each of the examples presented. Read the interactive quiz rules and then click on the "Begin" ticket. If you answer incorrectly you get one more chance to try...

Third graders are preparing to build bat houses. They have calculated surface area, identified nail placement, and will now collect data on angle types in this real-world activity.

Four different games are featured to practice geometry terms.

[Free Registration/Login Required] This flipchart introduces students to the different types of lines and how to classify them.

In this video segment [2:01] from Cyberchase, the CyberSquad finds that by arranging triangle tiles they are able to create a path that will allow them to cross a river of hot lava.

In this Cyberchase video segment, Harry tries to snowboard and learns how to measure and identify many common angles.

In this video segment from Cyberchase, two friends make rock candy while learning about 2-D and 3-D shapes.

In this exercise, students practice classifying shapes by line and angle types. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

In this exercise, students practice drawing angles. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

In this exercise, students find a missing side length when given area of a rectangle. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

In this exercise, students practice finding area by multiplying. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

In this exercise, students practice applying the properties of shapes. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

In this exercise, students practice finding volume. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

In this exercise, students practice figuring volume with unit cubes. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

Draw rays, lines, and line segments with given points. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

In this exercise, students practice recognizing triangle types. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

Create an acute, right, or obtuse angle using a given vertex. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.