Animal Jam - Animal Jam is really a virtual world for kids that includes real animal and plant information towards fun storylines which are maintained by National Geographic educational content.
Toontown Rewritten - Toontown Rewritten is a Free to Play, Browser-based, MMORPG, and Virtual-World video game developed and published by Disney.
Neopets - Neopets is an Amazing, Virtual World, Massively Multiplayer Online, Role-playing and Fantasy-based video game developed and published by Viacom.
Poptropica - Poptropica, a virtual world for kids to travel, play games, compete in head-to-head competition, and communicate safely. Kids can also read books, comics, and see movie clips while they play.
Bin Weevils - Bin Weevils is a 3D virtual game made for kids to explore.
FeralHeart - FeralHeart is an addictive, Role-playing, Exploration, Animal-based, Online and Fantasy Simulation.