EarthWatch 

EarthWatch displays a graphical world clock with a dynamic map image of the world showing the day and night areas, a sundial, and an information panel featuring sunrise/sunset times and much more -- all in real-time or time-lapse animation.
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King of the Stars 

This software allows you to create astrological charts (Western or Chinese Astrology), to analyze them, to store them in a Data Base and to navigate in this Astrology Oriented Data Base.
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Orbit Xplorer 

Educational orbit and gravitation simulator for high school, college and beginning university physics and astronomy. Easily create, run, print and save a simulation. Includes 29 premade simulations with activities page in html-format.
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MOBOTSIM 

Configurable 2D simulator of mobile robots. Features a graphical interface where robots and objects are easily configured and a BASIC editor for simulation development.
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Chase 

Middle-School (grades 5 through 9) math program written to provide skills in context. Students are shown a Cartesian plane across which a small dot moves. Students try to "capture" the dot by typing in its current or anticipated coordinates.
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