From February 2003, a Q&A discussing damaged tiles and other problems that the Space Shuttle Columbia faced during its re-entry and subsequent explosion.

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.

CNN.com provides a thorough look at the Space Shuttle Columbia disaster. Here, read press releases, watch videos, view images, and use interactive programs.

The New York Times website provides extensive coverage of the Space Shuttle Columbia disaster. Here you can read an archive of news articles related to the disaster, and check out photo galleries and interactive features.

Explore the literature connections, online activity, pencil and paper activity, and the manipulative investigation of patterns and geometric shapes on this page!

A giant sized table made of wood houses a large collection of minerals from the periodic table. Click on any wooden tile to discover what the element looks like and details about its atomic structure and uses. The author even tells you...

Using this activity students can test their understanding of language and poetry by creating a Haiku using the word tiles in the box. Teachers and parents check out the interact, understand and expand buttons for more activities.

Looks at tessellation artists, including M.C. Escher, Robert Fathauer, and Roger Penrose. This is followed by a discussion of fractals and their similarities and differences to tessellations, and links to lessons and resources on...

Site provides information and activities on various aspects of geometry, from shapes to patters and symmetry. Make your own tetra puzzle or build an icosahedron in the classroom. Interactive and fun.

Discovering the properties of constructions, seeing proofs in action, and viewing problems come to life here with this wonderful use of technology in the classroom. Single steps are explained and illustrated one at a time so that the...

A wonderful resource on Japan can be found here. It provides an in-depth study of the history of the country, their society and culture, education and arts, economy, relations with other nations, politics, national security, and much...