WonderBox - Wikipedia for kids — Learn with friends and family
TripTLDR - Instant Travel Ideas for Every Kind of Traveler
Osmo - GPS-monitoring : easily record a GPS-track travel and be able to watch an entire group of people.
FLIT - Travel Buddy - Find Your Next Travel Buddy
Kalam Labs - Twitch for Science
Moving Nomads - Find wifi cafes, co-working spaces & digital nomads 💻🌍