Join the agents of the National Rescue Group (N.R.G.) on a mission to thwart evil billionaire Alec Trick's shocking plan to cut Zap City's power supply. Put your physics skills to the test and use your knowledge of electricity, magnetism, and hydroelectric power to solve puzzles and help the agents save the day in this exciting, interactive adventure story!
Sherlock Holmes' Greatest Cases Retold for Children : A Study in Scarlet, The Hound of the Baskervilles, The Final Problem, The Empty House
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bookSherlock Holmes: A Study in Scarlet
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bookSherlock Holmes Retold for Children : 16 Books
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bookSherlock Holmes: The Dancing Men
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bookSherlock Holmes: The Red Headed League
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bookSherlock Holmes: The Blue Carbuncle
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bookSherlock Holmes: The Naval Treaty
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bookSherlock Holmes: The Empty House
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bookSherlock Holmes: The Final Problem
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bookSherlock Holmes: The Musgrave Ritual
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bookSherlock Holmes: Silver Blaze
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bookScience Adventure Stories: Agents of N.R.G. : Solve the Puzzles, Save the World!
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