For the multiple-choice questions, type the letter corresponding to the correct answer in the box and press the "enter" key or the tick. For the short-answer questions, type the answer in the box and press the "enter" key or the tick. (Both not case sensitive) Press space to release the ball in the mini soccer game.
Hwa Chong clock tower backdrop from https://en.wikipedia.org/wiki/Hwa_Chong_Institution
