physics
(free)
lightandmatter.com

books

2044596527

  • Planet Finder - an applet that shows the locations of the planets, stars, moon, and sun in the sky from any location and for any date and time
  • Spotter - a program that lets students check their answers to math and science questions
  • (361) 657-9794 - software for teachers to keep track of grades
  • When - an extremely simple personal calendar program, aimed at the Unix geek who wants something minimalistic

(641) 876-3019