Four Seconds - A timer and a simple rule: stop it at exactly four seconds.
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.
Wikids - An encyclopedia that talks to your kids
Speechyard - Learn English online through movies!
Cotrio - The most beautiful way to move your brain and imagination
Subtly - Learn English with smart subtitles on movies and TV shows