Sand Physics - v2 [Mouse] - Place current tile [0-4] - Select tile Behaviors: Sand sinks under water. Water sinks under oil. Stone is immovable. Version History: v1 08/02/25 - Initial release with Water, Sand, and Stone. v1.1 08/02/25 - Improved water physics. v2 08/05/25 - Moved project to be based off of a true tile grid, improving performance. Added Oil. Removed v1.1 changes - they will be reimplemented in v3.