• Explore combining red, green and blue colors to make any other color!
• Experiment with the interaction of two waves
• Learn about the Hadley cell circulation
• Explore station model plots with the exercizes that have been converted to HTML5.
• Learn about a simple barotropic model and the "CFL" criteria.
• Explore how the orbital parameters for Polar Orbiting weather satellites affects the images sent back to Earth.
• See how Geostationary Satellites scan the Earth to capture images of clouds.
• Look at the components of the Coriolis force
• Explore the Balance of Forces -- pressure gradient, Coriolis, and friction.
  • The HTML5 version in German (thanks to Ole Schädel)
• Run the DaisyWorld simulation
• Experiment with the diurnal temperature changes
• Explore the Planck Function -- Black Body Radiation and Temperature.
• Learn about how changes in emissivity, albedo and solar output affect the temperature through the atmosphere.
• Check out the use of graphs in learning about the Effective Temperature of planets
• See how the surface temperature and dew point temperature often relate to the height of the base of convective cumulus clouds by clicking here!
• Explore how to determine what type of precipitation may fall, based on the temperature and humidity aloft and at the ground, at this link.
• Ever wondered about contrails?. This webapp lets you explore how they come to be.
• Find out what it takes to make a thundershower by pressing here (with updated graphics!)
• Explore the relation between friction, density and baseball with Friction and Fly Balls
• Three variations on interpretation of satellite images:
  1. Find out what those satellite images on the TV news really are here
  2. Then explore how the thickness of cloud changes the way it looks from space
  3. Next, explore a visible image and discover the how ground cover also changes the way it looks from space.
• Explore hurricane movement in the Atlantic Ocean
• Explore relative humidity and discover why it might get so dry inside your house in the wintertime.
• Investigate the Enhanced Fujiti scale of tornado intensity!
• Learn how to tell about how far away lightning is by counting the seconds between the flash and when you hear the thunder
• Explore the angles involved when see a rainbow!
• Learn about the Reason for the Seasons
  • HTML5 version in German (thanks again to Ole Schädel).
• Explore the orbit of the Earth using the HTML5 webapp version of the Milankovich cycle Java applet
• Learn what really causes phases of the Moon using this webapp.
• Using an HTML5-enabled browser, test your idea of just how much of the Earth is always in darkness
• HTML5 version of Make snowflakes using different crystals!
• Learn about energy using the AMS Conceptual Energy Model or click here for Version 2!
• Explore the effect of the angle of incidence on the amount of energy received on the Earth's surface
• The HTML5 version of the Explore the intensity of solar radiation at the top of the atmosphere for different latitudes and days of the year.
• Explore how to make a livable planet!
• Learn to draw contour lines here (HTML5 version included)!!

Unless otherwise noted, all the webapps and related files linked from this page are Copyright © 1998-2019 by Tom Whittaker and Steve Ackerman. They are free software; you can redistribute them and/or modify modify but you may NOT repackage and sell them.

These programs are distributed in the hope that they will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

The developers or their employers are not responsible for any and all ramifications, etc., which may result from using this software, or software derived therefrom. Furthermore, you agree to hold us harmless from any consequences related to the use of this software.