A couple of things are happening here. One, it helps you manage your time and make sure you get points for answering the easier questions. Two, answering the easier questions boosts your confidence. Finally, this can engage the brain's "dual processor" -- while focusing on the easier question, the more relaxed, background diffuse mode is chipping away at possible solutions. As we have all likely experienced, solutions to difficult problems often come at unexpected moments when we are not directly thinking about it. The hard start can help catalyze this process to work in your favor while taking tests!
