ADVENTURE TO FITNESS: $1.5 million to New York-based Adventure to Fitness in a seed round from “prominent executives from the technology, media, and financial sectors.” Launched in 2010, Adventure to Fitness offers online video episodes focusing on different historical periods and locations, which require physical participation from young viewers. (Think doing squats to find an asteroid in the Australian Outback.) The company boasts users in over 20,000 U.S. elementary schools.