click a little above the water to drop rocks, move your mouse around on the water. I would recommend using this video if you want to make your own water (Yes, it's not in scratch, you can still use it). --> https://www.youtube.com/watch?v=q05H1PhJoOw Tell me if I should add a boat or something like that.
I made this because I saw this project -> https://scratch.mit.edu/projects/141062031/ and decided that I could make that too. So I made it. USE TURBOWARP FOR BEST EXPERIENCE https://turbowarp.org/981939294