Bøger af Grab A. Pencil Press

In 1848, James Marshall discovered a nugget of gold while excavating a ditch for a sawmill; by the end of 1849 over 100,000 people had migrated to California in hopes of striking it rich. Learn about the events, people, places, and life during the California gold rush. In this book you will find fifteen puzzles full of fun facts and trivia about this fascinating part of American history.

Learn about the world of cryptography, or secret writing, with this collection of fascinating ciphers, anagrams, and acrostics. The military has used secret writing to share battle plans. Edgar Allan Poe popularized secret writing in his mystery story "The Gold Bug." Test your code-breaking skills through 11 puzzles, including examples using the Caesar Cipher, substitution ciphers, and Lewis Carroll's alphabet cipher.