Free game. New to this? Read the guide.
Read what a company does and pick its sector from the 11 standard groups. Each answer comes with a short, plain explanation.
Ten questions. Tap an answer to see if you got it right and why. At the end you get your score. It takes about three minutes, and it is free.
Read the full guide to this game, try another one on the games page, or grab the free starter guide. For learning only, not advice.