Help! A mad scientist has unleashed a huge mob of deadly robots on the world. Only by joining the characters and solving every one of the science-based puzzles in this book can the reader discover the password, stop the destruction and save humanity! At the same time you learn about astronomy, nature, secret codes, medicine, chemistry and physics - all these subjects are woven into thrilling storylines and challenging games. Each puzzle focuses on a different topic: crosswords, riddles, word games, word searches and cyphers.
- ISBN10 1402707169
- ISBN13 9781402707162
- Publish Date 1 August 2003
- Publish Status Out of Print
- Out of Print 17 July 2008
- Publish Country US
- Imprint Sterling Juvenile
- Format Paperback
- Pages 128
- Language English