Long-term Investigations offer an excellent opportunity for using
cooperative learning groups to complete research activities over
several days or weeks. We have expanded the Investigations by
providing links to Web sites where students can gather up-to-date
Review the Mathematical Art of M.C. Escher.
Buckminster Fuller Institute
Discover more about Buckminster Fuller.
National Optical Astronomy Observatories
Explore spiral galaxies at the NOAO.
New England Greenway Vision Plan
Read about a plan to make 43 million acres of New England greenways
as accessible as our roads are today.
National Park Service
Explore our national parks at The National Park Service's ParkNet
Jet Propulsion Laboratory
Blast-Off to explore Mars on the Mars Pathfinder Mission.
Students for the Exploration and Development of Space
Review extensive information about Mars at The Nine Planets.
Internationale de Football Association, Zurich, Switzerland
Follow the links from the Fédération Internationale
de Football Association for interesting information on soccer.
Select a soccer ball for your needs at Spalding Sports Worldwide.
Sporting Goods Co., Chicago, IL
Review Wilson Sports soccer balls to see which is for you.
University of Washington, Seattle, WA
Download the color pixel calculator program and explore changing
Cornell, University, Ithaca, NY
Learn what computer graphics is all about.