價格：免費
更新日期：2017-10-06
檔案大小：23.1 MB
目前版本：1.1.1
版本需求：需要 iOS 6.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Add weights to either pan until they are balanced. Can be used to teach addition, subtraction, partitioning, and mass, as well as developing an understanding of the equals sign.
Choose from grams, whole kilograms or kilograms with either 1 or 2 decimal places.
支援平台：iPhone, iPad