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Cryptography Cryptography Juvenile literature Puzzles Puzzles Juvenile literatureFilter By Authors
Moore, GarethFilter By Subjects
Cryptography Cryptography Juvenile literature Puzzles Puzzles Juvenile literatureFilter By Authors
Moore, GarethMoore, Gareth
Summary: From number games and logic puzzles to code breakers and enigmas, it's packed with secret-agent and spy challenges to put kids' mental agility and lateral-thinking skills to the test.
Format: text
Publisher / Publication Date: Buster Books 2022
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