Secret Message Puzzles (or Cryptograms) are great for teaching problem solving, letter combinations and reading, math, science, and computer programming. And they’re super fun, too! These 74 puzzles all have plenty of hints to get new puzzlers started on this fun word game. They'll also be practicing letter recognition and early reading skills. You can do these together as a class, use them as a bell ringer or down-time activity, or give them as homework or extra credit. They're also great on tr