Qwiki - Find and Read Articles on Wikipedia from your Mac menu bar!
TisaneAPI - Detect hate speech, cyberbullying, and more in 27 languages
Wikiverse - An interactive galaxy of Wikipedia knowledge ✨
YouTube Kids - YouTube for the youngins on iOS and Android
Wikipedia - Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.
Kidy - Intelligent, safe search for kids