Function Machines - Finding Inputs (Treasure Hunt)

A Treasure Hunt based on finding the input value in a function machine when given the output.

Print out the cards and stick them around the classroom. Students pick their own starting point, answer the question, and look for their answer at the top of a different card. This tells them which question to do next, and then they repeat the process. They should end up back at their starting point if they get all the questions correct. Solution provided.