foopets.com
Club Penguin, Poptropica,Webkinz(you have to buy one) Buildabearville is a good one so try them i like them!!!
Wolf Play
There are many good online games sites. Examples of good online games sites include popular on the web sources such as Addicting Games, Yahoo! Games, and OMG Pop.
There are several sites online for educational online games. For children, funbrain and funschool are good sites for educational games online. Older kids may find the site www.theproblemsite.com useful.
well there is one that is second life but its only for teens
FantagePoptropicaSome of the Facebook games
Xivio.com is great! Its a 3D no download free virtual world!!!
Neopets,Howrse,and Foopets
Weeworld.co.uk
foopets.com
imvu.comhabbohotel.comourworld.comevony.comhope they help!
Maybe ROBLOX? its really good game hope i helped :)
Supersecret.com Fantage.com & Boombang.tv
well there is Club Penguin its really good,moshi monsters,binweevils,moviestarplanet
You can try Fantage (that is for kids, teens and older) Second Life( teens and older), or online worlds. com. Onlineworlds.com helps you find worlds. Good luck!
Smeet is a Very good virtual world. I love it