-Use the number keys 1-5 to select Water, Sand, Stone, Ice, and Wall respectively. -Click anywhere on the screen (except on the black walls) to summon your selected object. -Press N to clear the map. -It's up to you to figure out how all the objects interact with each other.
It's kinda like Sandspiel, and it's kinda a sneak peek of a full Sandspiel project I'm working on. I recommend using the simulator with this link: https://turbowarp.org/1259102944/fullscreen?fps=250&turbo