PDF Puzzle Book with 25 Number-to-Letter Crosswords and Answer Keys

Crack the code, complete the words, and give your brain an enjoyable challenge with this free printable codeword puzzle book for adults.

This downloadable PDF includes 25 medium-difficulty codeword puzzles. Instead of traditional crossword clues, each letter is replaced by a number from 1 to 26. Use the starter letters, recognize common word patterns, and apply logic to uncover every hidden word.

This free puzzle book is an easy way to sample CMH Publishing’s brain games before exploring the complete collection.

Your free download includes:

• 25 medium-difficulty codeword puzzles
• Beginner-friendly solving instructions
• Helpful starter letters in every puzzle
• Complete answer keys
• 40 printable pages
• US Letter size: 8.5 × 11 inches
• Instant PDF download

These puzzles are ideal for adults and older teens who enjoy codebreakers, crosswords, word games, and logic puzzles. Print the pages at home for screen-free entertainment, travel activities, quiet evenings, or a relaxing mental workout.

Please note: This is a digital PDF download. No physical book will be mailed.

Download your free copy, solve your first codeword puzzle, and join the CMH Publishing community for new puzzle books, special offers, and future releases.