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.
Chimpoo - Chimpoo is an Amazing, Massively multiplayer Online Role-playing and Browser-based video game developed and published by Games2Win.
Neopets - Neopets is an Amazing, Virtual World, Massively Multiplayer Online, Role-playing and Fantasy-based video game developed and published by Viacom.
Club Penguin - Welcome to Club Penguin, a virtual world for kids guided by an unwavering commitment to safety and creativity
FeralHeart - FeralHeart is an addictive, Role-playing, Exploration, Animal-based, Online and Fantasy Simulation.