價格：免費
更新日期：2020-01-28
檔案大小：10.3 MB
目前版本：1.4
版本需求：系統需求：iOS 12.0 或以後版本。相容裝置：iPhone、iPad、iPod touch。
支援語言：英語
Abacus is an ancient tool developed by the Chinese around 500 B.C. By 1300 A.D. Children can start to use and understand the Abacus at a young age, and use it to make calculations. This will allow children to start visualizing the Abacus in their mind and make mental calculations.
• This program is designed for students ranging from the ages of 4 to 13 years. At this age, kid’s brain is flexible and will adapt easily.
• Mental calculation app allows kids to practice their abacus skills.
支援平台：iPhone, iPad