價格：免費
檔案大小：29.4 MB
版本需求：系統需求：iOS 11.0 或以後版本。相容裝置：iPhone、iPad、iPod touch。
支援語言：英語
Water1der is a free groundwater awareness trivia game app from The Groundwater Foundation. It’s simple to challenge your groundwater knowledge just by playing it!
Source : https://www.groundwater.org/get-informed/opportunities/water1der.html
支援平台：iPhone, iPad