Cotrio - The most beautiful way to move your brain and imagination
Tux Paint - Tux Paint is a free, award-winning drawing program for children ages 3 to 12 (for example, preschool and K-6).
Akribian - Akribian turns children into Mathemagicians with their new iOS app, Count on me!
Painty - Kid, if you have a dream to paint the best picture in the whole world, this is the place to start...
TisaneAPI - Detect hate speech, cyberbullying, and more in 27 languages
Lil' Picasso - Lil Picasso is a coloring and creativity package for children.