How are you guys preparing for the written test. Because most of the topics arnt covered in depth in a high school class, but the college books that i have found are probably more difficult than the actual test.
2017 events: Electric Vehicle, Game On, Robot Arm
2018 events: Mouse Trap Vehicle, Game On, Mission Possible, ExpD, Duct Tape Challenge
2019 events: Mouse Trap Vehicle, Sounds of Music, Mission Possible, ExpD, Wright Stuff, WIDI
2020 events: Gravity Vehicle. ExpD, WIDI, Sounds of Music, Machines