Nick and Tesla and the Secret Agent Gadget Battle: A Mystery with Gadgets You Can Build Yourself

Kid detectives Nick and Tesla must catch a mysterious spy using homemade gadgets in this action-packed STEM mystery for middle grade readers, featuring five real science projects readers can build themselves.

After rescuing a kidnapped heiress and defeating an army of robots, 11-year-old sleuths Nick and Tesla are ready for some peace and quiet. But when they discover that a secret agent is watching their eccentric inventor uncle in the town of Half Moon Bay, their plans for a relaxing break...