JavaScript - Lightweight, interpreted, object-oriented language with first-class functions
Interland by Google - A game to help kids be safe, confident explorers online
CoffeeScript - Unfancy JavaScript
Kidpreneurs - Entrepreneurship for kids 6-12 years old
LiveScript - LiveScript is a language which compiles down to JavaScript.
KidTech - The best tech for kids & parents curated by Collab Fund