Hi, what do you want to do?
PBS
Pbs: A Science Odyssey: People and Discoveries: Albert Einstein
Brief biography of Albert Einstein, with a link to an interactive learning game that asks players to associate Einstein, Newton, and Bohr with the theories they are famous for having articulated.
American Geosciences Institute
American Geosciences Institute: Earth Science Week: Third From the Sun
Students learn about the history of Earth imaging, the Landsat satellite program. They develop interpretation skills as they play a game that involves inferring the subjects of various Landsat images.
Other
Lunar and Planetary Institute: Explore! Mars Inside and Out
Four hands-on activities and explorations designed to engage children in learning about Mars.
CK-12 Foundation
Ck 12 Exploration Series: Simulations: What Makes an Airplane Stall?
[Free Registration/Login Required] Learn about the science behind flying an airplane and play this simulation game to see the effects of wing profile, thrust, angle of attack, and airplane size.