Akribian - Akribian turns children into Mathemagicians with their new iOS app, Count on me!
Wikids - An encyclopedia that talks to your kids
TisaneAPI - Detect hate speech, cyberbullying, and more in 27 languages
Four Seconds - A timer and a simple rule: stop it at exactly four seconds.
Easy Sight Words - Easy to Learn Sight Words!
Litnerd - The Pixar for education, reading program for K-5 schools