Very nice 5x5 cell matrix measuring technology integration from Florida Center for Instructional Technology. There are quicktime videos of lessons available as well.
Based on the constructivist approach, Exploriments encourage the learners to actively participate in the learning process, instead of being passive recipients.
Physical Oceanography Distributed Active Archive Center has created their own interactive website using Google Earth. You can minipulate the sea surface temperature, sea surface height, chlorophyll levels, and ocean wind speeds.