These beginner secret message puzzles (or Cryptograms) are great for teaching problem solving that helps in math, science, and computer programming. And they’re super fun, too! These 100 puzzles are all at the beginner level to help young kids learn the rudimentary skill of using a code. The beginner puzzles require kids to use the key at the bottom to match each letter to the correct number in the puzzle to uncover the riddles. They’ll also be practicing letter recognition and early reading skills. The PDF packet includes color, black and white, letter, and A4 (international) versions of all the puzzles, and there's an answer key at the back.

Printed pages: 400