Bob Pflugfelder

• Bunt armii robotów
• Niki i Tesla. Magiczna rękawica supercyborga
• Laboratorium pod napięciem
• Nick and Tesla and the High-Voltage Danger Lab
• Nick and Tesla's High-Voltage Danger Lab: A Mystery with Electromagnets, Burglar Alarms, and Other Gadgets You Can Build Yourself
• Pojedynek tajnych agentów