【實用教育app】Maths Teaser|最夯免費app-綠色工廠好玩App

This app tests your arithmetic skills with a series of questions. There are different sections that tests your addition & subtraction, multiplication & division or a combination of all these in the 'challenge' section. The best 5 time duration goes to the scoreboard. This app helps improve your basic calculation speed as you compete with yourself each time you play.