They cannot surf the Web to other sites or get into any of your adult files. Kids are locked into the site until a parent enters a password to unlock them and the computer. Parents can even set a timer to limit how long kids can play online. Add-on Smart Keys come in two-character packs for $7.
American Academy of Pediatrics Warning: All three of these toys use either a TV or computer monitor screen and thus create "screen time" for children, something the American Academy of Pediatrics advises should be monitored. They recommend that children over age two have no more than one to two hours a day in front of media screens.
Jinny Gudmundsen is the kid-tech columnist for Gannett News Service and USA Today.com, and is also the editor of Computing with Kids Ezine.