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

Version 1.1 is here! Greater than and less than. That's what Number Duel is all about. Simply tap the card that contains the larger value to score a point. Reach 21 points and your task is done. Easy, right? Not when you're racing against the clock and are dealing with negative numbers. And don't even think about guessing - you lose 3 points for every wrong answer!Once you think you've got it mastered you can upgrade to try sums, fraction, decimals and more!Number Duel is a great way to build your number sense or just exercise your brain.