Discover how Earth works through play! Earth Primer is a science book for playful people. Visit volcanoes, glaciers, sand dunes. Play with them, look inside, and see how they work. The forces of nature are at your fingertips.
@BuschnicK It’s an erosion technique I’ve been experimenting / toying with which I’ll soon release a video and blog post about. It can be used in games, though the video here does not represent a game I’m working on.