The Carnegie Cyber Academy
This Carnegie Mellon University site offers an interactive game that teaches Internet safety and computer security in a safe, fun setting. There are also mini-games and extra activities for kids
Federal Trade Commission | Heads Up: Stop, Think, Connect
Heads Up is a guide written and designed for kids ages 8-12. It covers basic points to help kids protect themselves, their information, and their devices.
How to Make a Laptop Child Proof or Kid Safe