This product is a series of eight role descriptions, intended to be used to guide student roles when doing STEM challenges. Having assigned roles allows for better flow of a STEM lesson as well as an increased sense of student responsibility for the project. The role descriptions have been provided in 4-to-a-page format, to be printed, laminated and attached to lanyards for students to wear during the challenge, as well as in 1-to-a-page format to be printed and posted in the room to refer to