Nick and Tesla's Robot Army Rampage

WARNING: Contains walking, buzzing, and flying robots you can build yourself!When a rash of robberies hits the town of Half Moon Bay, 11-year-old sleuths Nick and Tesla are determined to catch the criminals-but to do so, they'll have to build a host of new gadgets and gizmos! In this robot-themed follow-up to Nick and Tesla's High-Voltage Danger Lab, the brother-and-sister duo build four different droids out of ordinary household objects-and illustrated instructions are included in a handy booklet, so you can build them, too! Can Nick and Tesla catch the criminal mastermind-and foil his army of rampaging robots-before it's too late?