This past perfect puzzle is a sample from 100 puzzles that form the game 'ESL ESCAPE ROOM.'
Escape Room is designed for teachers of Intermediate English Language who want to liven up their classes with fun, engaging and competitive puzzle solving. It includes a variety of vocabulary and grammar points that are key to intermediate English so regardless of which curriculum you’re following, you’ll find puzzles, that are relevant to your class.
The answer to this puzzle is a single-digit number. If you download the full Escape Room from TpT you'll be able to combine puzzles so that students have to discover a code.
You can find Escape Room at -