Chinese Calendrics A program to convert between dates in various Chinese calendars and dates in the Gregorian and Julian calendars, and to find lunar new year's day and leap months for any year in the Chinese Calendar.
MITCalc - Tension Springs Geometric and strength designs of helical tension cylindrical springs loaded with static loading. Application supports Imperial and Metric units, is based on ANSI, ISO, DIN standards and support many 2D and 3D CAD systems.
Five Cellular Automata Software for exploring five cellular automata: q-state Life (a generalization of Conway's Life), the Belousov-Zhabotinsky Reaction, Togetherness, Viral Replication and Diffusion-Limited Aggregation.
PhysProf PhysProf is an easy to use physics program within approximately 70 subroutines. Through the use of two dimensional graphics and animations, PhysProf can display physical correlations in a very clear and simple way.
Coner vision Look first at the red dot in the middle of the screen. Try to look at the (whole) picture with a diffused view. When you see a pair of boxes of the same color, select both of them by left clicking on the matching box in the right row of colored b
Shultc table - notice changing First left click on the red Go arrow in the lower right corner of this window and the Shultz Table will appear. Your main strategy is to softly look at the red dot in the center of the table and continue to see this cent
Mars Pathfinder Study the Mars mission in exacting detail - accurate to 16 significant digits. Experiment with thrusts, change the configuration of the trajectory to save fuel and time. Plot out the results of each trial graphically, or study the hard numbers.
Nim Logic Game Nim logic game. It is a 2-player game, but you can play against the computer. The rule of the game is to take one or more pieces from one row on the board. Then, the other player goes, etc. The winner is the player that takes the last p
ABC Rotating Numbers and Dzen Look first at the number in the middle of the rotating circle. Whatever that number is notice how many other examples of that same number are circling around it and enter the number
Cats Eye (Grizy ™) You may use the different types a pupil of an eye to achieve grandiose video-effect and/or simply studies as that or other thing sees the cat. Irreplaceable exhibit for scientist and creators cinema-video product.
Auto2Fit Auto2Fit is a revolution tools and beats all other simliar ones in the area of nonlinear regression!<br> Almost all data analysis software packages (SPSS, SAS, Statistical,Origin Pro, DataFit, Stata or Systat) need end-users to provide/guess initi
MITCalc - Beam Calculation Calculations of straight, maximum three times static indefinite beams with constant axis-symmetrical profiles. Simple definition of the beam type, 20 types of cross sections, graphic illustration of the moment, stress, deflection and bending angle.
EarthBrowser An innovative earth simulation that combines an easy to navigate 3 dimensional globe with real-time weather, live earthquakes, webcams, volcanoes and current cloud formations. Great educational tool, a must have for avid weather watchers!
Planetarium See 2500 stars, all 88 constellations, planets and the moonphase from 4713 BC to 9999 AD from any location on earth. Print todays night sky ! Nice visuals, smooth animation, simple controls, good planet data too.
AstroGrav (Mac) A software program that allows you to study how astronomical objects move and interact under the force of gravity. It features superb interactive 3D graphics which allow you to move around within an astronomical system, while watching how it evolves.