【實用棋類遊戲app】Cards Trader|最夯免費app-綠色工廠好玩App

Trade cards and learn math.

First you get 10 cards to your collection. You can get new cards with two options: share on second device using NFC or take part in math quiz.

If you have NFC on your phone, simply share with your friend on second phone. Choose find card option in menu. Your friend must choose the card and click share. Then tap the phones together. And you will see new card. Then simply accept card which you want to add to your collecion.

But if you don't have a friend by your side, take part in math quiz. For every 5 correct answers, you will earn one card.