This document provides an assignment brief for designing a catapult. Students will work in teams of 4 to design and construct either a Roman catapult or trebuchet using only found materials. The catapult must propel a tennis ball to hit cardboard boxes placed 10 meters away, and will be judged on criteria that will be provided by lecturers. Students have until August 24th to complete their catapult design and construction in preparation for a competition at the Taylor's University sports center.