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 hots 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 throughout the story, so that 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? Readers are invited to join in the fun as each story contains instructions and blueprints for five different projects. Learning about science has never been so dangerous or so much fun!