On Sparky's website you can read about the story of Sparky, have fun with fire trucks, play games with Sparky and visit the family section where you can develop a plan to escape from a fire and review the home fire safety checklist.
FEMA has a website just for kids that can help you learn about disaster preparedness, play games, and even become a Disaster Action Kid.
When you visit the Smokey the Bear website you can learn about the forest, check out bear facts, and play games.
The United States Food and Drug Administration (FDA) has a website just for kids. On their site you can learn about food safety, what the FDA does, braces for your teeth, vaccines, and yes, they have games too.