Codes, Puzzles And Conundrums

Enter the world of secret codes, cunning puzzles, and mind-bending
conundrums. Inspired by the Raising Arcadia series, this book offers a
step-by-step guide to each of these three types of problems and a quiz to
test your progress. Use it to hone your own detective skills, or to baffle
your friends, parents and teachers. This book contains new codes, puzzles
and conundrums not seen in the original Raising Arcadia books!