WonderBox - Wikipedia for kids — Learn with friends and family
Litnerd - The Pixar for education, reading program for K-5 schools
Osmo - GPS-monitoring : easily record a GPS-track travel and be able to watch an entire group of people.
Cotrio - The most beautiful way to move your brain and imagination
Kalam Labs - Twitch for Science
Tynker - Game Worlds for Kids to Learn Programming