Skill Focused Math Mystery: INTEGERS Ivan the Illusionist is in a bit of a pickle! He thought he would try a new invisibility trick but he cannot seem to reappear! Ivan has written a letter to communicate with you. He needs a skilled math detective to help him out of this mess. This fun and engaging math activity requires students to use their knowledge of integers to solve the case of the Invisible Illusionist! Begin clue one! Find the Print and Go Individual Grade Versions of this Math Mystery below: