價格：免費
更新日期：2016-10-15
檔案大小：16M
目前版本：2.2
版本需求：Android 4.1 以上版本
官方網站：http://perso.telecom-paristech.fr/~jwagner/acrosstheriver/
Email：bob.acrosstheriver@gmail.com
This is a plank puzzle game in which the goal is to cross a swamp or a river filled with tree stumps too far apart to jump between.
You can pick up and carry a plonk provided you have access to one end.
You can only pick up and carry one plank at a time.
Planks must be supported both ends, and must be an exact fit.
You cannot jump between stumps or planks.
You cannot move a plank if you are already carrying one.
Planks cannot be used diagonaly, only north-south or east-west.
Planks cannot support other planks, and cannot be stacked.
Planks cannot bridge intermediate stumps or planks.