Khan Academy - Khan Academy offers online tools to help students learn about a variety of important school subjects. Tools include videos, practice exercises, and materials for instructors. Read more about Khan Academy.
ReadingIQ - ReadingIQ is the most leading digital learning library app for kids ages 2 to 13.
Calcohol - Need to dilute alcohol? How fast water start to boiling?
Ixl - K-12 learning platform
HappyCoding - Simplify your iOS & macOS development.
ABC Kids - Fun, tracing and phonics app to teach kids the English alphabet.