Four Hour Book Club - 300+ Books recommended on the Tim Ferriss Show 📚
BeneTalk - Speech coach for people who stutter by people who stutter
Bookicious - Find the best new book to read with books collections for makers, founders and entrepreneurs.
LingRoom.pl - Tutoring marketplace LingRoom pairs students with private tutors, either locally in-person or online via Skype. Find your best tutor.
BookAuthority - BookAuthority collects the most recommended books on business, technology and science - as featured on CNN, Inc and Forbes
Duolingo - Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.