價格：免費
更新日期：2018-05-05
檔案大小：21.8 MB
目前版本：2.0
版本需求：需要 iOS 8.0 或以上版本。與 iPad 相容。
支援語言：英語
• Learn how to use abacus step by step.
• Train your abacus skill with interesting games.
• Best mental arithmetic calculation apps.
36+49-26 = ? Can you do the math above in few seconds?
By using the abacus mental method, all the people can do it fast and accurately.
Abacus Adventure Features:
• Full tutorial of how to use abacus.
• Using the abacus method mentally, train up mental calculation in more systematic and faster way. You will be able to handle more complicated calculation in the future.
• 55 stages in this game, including all the training and tutorials. A normal course of abacus mental cost you $500 or more, you got to save a lot of money and time by using this amazing app.
• Unlocks the stages, save the princess, collect the coins and more fun!!
• This app is designed by qualified mental abacus teachers and tested by hundreds of students. Best for children age 5+.
支援平台：iPad