
Codes are made for cracking. What secrets are hiding in these engaging enigmas? Readers of this interactive book will find out. They'll stretch their problem-solving muscles with these perplexing coded puzzles. Riddles help readers develop critical and creative thinking skills...

Codes are made for cracking. What secrets are hiding in these engaging enigmas? Readers of this interactive book will find out. They'll stretch their problem-solving muscles with these perplexing coded puzzles. Riddles help readers develop critical and creative thinking skills...