â€¢ 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 ...
- 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+.
Size: 14.29 MB
Price: $ 0.00
Day of release: 0000-00-0