I just tried out this game and it's so addictive!
more addictive than that stick cricket thing
http://chir.ag/stuff/sand/
salt kills the yellow thing. water makes it grow.
the pink ?? is like armageddon. use water on plants to make it grow. oil burns. spout makes water flow. wall is...well...a wall
you can figure the rest out for yourselves
post pics of what you've done.