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Releases by Bob Pflugfelder

May 6, 2014 – May 14, 2024

Cover for Bob Pflugfelder · Nick and Tesla and the Secret Agent Gadget Battle: A Mystery with Gadgets You Can Build Yourself (Paperback Book) (2024)
Paperback Book
Nick and Tesla and the Secret Ag...
Bob Pflugfelder
Cover for Bob Pflugfelder · Nick and Tesla and the Super-Cyborg Gadget Glove: A Mystery with Gadgets You Can Build Yourself (Paperback Book) (2024)
Paperback Book
Nick and Tesla and the Super-Cyb...
Bob Pflugfelder
Cover for Bob Pflugfelder · Nick and Tesla's Secret Agent Gadget Battle: A Mystery with Spy Cameras, Code Wheels, and Other Gadgets You Can Build Yourself - Nick and Tesla (Hardcover Book) (2014)
Hardcover Book
Nick and Tesla's Secret Agent Ga...
Bob Pflugfelder