Google Fonts - Making the web more beautiful, fast, and open through great typography
KidHab - Develop useful habits in your kid together
Typewolf - Typewolf helps designers choose the perfect font combination for their next design project—features web fonts in the wild, font recommendations and learning resources.
Fitbit Ace - Fitness fun for kids
FontJoy - Get smart font pairings in one click
Kids in Touch - A safe, fun, messaging app for kids monitored by parents