The Ocean Secret Code (Hard) printable, full page

Ocean Secret Code (Hard)

Free printable ocean secret code puzzle for kids, hard level. Use the letter swap code key to decode 10 words. Answer key included.

Game
Secret Code
Level
Hard, ages 10 and up
Puzzle
10 words, letter swap code
File
One page, US Letter, PDF (5 KB), plus answer key

How to play

  1. Look at the code key at the top of the page.
  2. Find each code in the bottom row of the key. The letter above it is the real letter.
  3. Write the real letter in the empty box under each code, then read the word.