Basics:

Click on the Images

+1 point💥
  for each right answer

-1 life❤️
  for each wrong answer

Bonus:

2x points🔥
  after 3 in a row (on fire)

3x points🔥 AND +1 life❤️
  after 5 in a row (SO on fire)

+1 life❤️
  for every 10 points