The purposes of this site include discussing the nature of geometry in terms that are required of students through the ninth grade. Gain an understanding of the ozone hole through this Web site from the Cambridge University Centre for Atmospheric Science. This site includes explanations, equations, photos and movies, and a glossary. Additional links and references are included. From England comes this online mathematics newsletter, with information specific to the UK system of schooling and for mathematicians everywhere.
Feature articles look at fractals and modeling, and a student interview is included.
A puzzle page and a career profile are other newsletter highlights. Tom Robinson's physics classes at Kentridge Senior High School in Kent, Washington, have created a series of physics projects that are listed here. Each project examines the physics of a particular activity, event, or phenomenon. Several projects detail the physics of sports, including basketball, cycling, and hockey. Other topics include music, telescopes, and toys.