This book is best thought of as a set of enjoyable puzzles for children of 10/11 and upwards. Breaking codes using letter frequency is an interesting activity which can become very absorbing. There are clear pribiples to be followed but also plenty of opportunities for inspired guesses and sudden good ideas. The setting is of ancient maps, mysterious deaths, lost cities and shipwrecks and in each case a successful deciphering leads to where the treasure is buried. If any of the codes proves too difficult to decipher, then ...
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This book is best thought of as a set of enjoyable puzzles for children of 10/11 and upwards. Breaking codes using letter frequency is an interesting activity which can become very absorbing. There are clear pribiples to be followed but also plenty of opportunities for inspired guesses and sudden good ideas. The setting is of ancient maps, mysterious deaths, lost cities and shipwrecks and in each case a successful deciphering leads to where the treasure is buried. If any of the codes proves too difficult to decipher, then help is given... but, in not too helpful a way!
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Seller's Description:
Good. All orders are dispatched within 1 working day from our UK warehouse. Established in 2004, we are dedicated to recycling unwanted books on behalf of a number of UK charities who benefit from added revenue through the sale of their books plus huge savings in waste disposal. No quibble refund if not completely satisfied.
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Seller's Description:
Very good. **SHIPPED FROM UK** We believe you will be completely satisfied with our quick and reliable service. All orders are dispatched as swiftly as possible! Buy with confidence! Greener Books.
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Seller's Description:
Good. Wear & Tear to cover **SHIPPED FROM UK** We believe you will be completely satisfied with our quick and reliable service. All orders are dispatched as swiftly as possible! Buy with confidence! Greener Books.
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Seller's Description:
Very good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority!
