Explore a local stream, river or lake looking for trash and animals. How many birds, mammals, fish and reptiles do you find for every piece of human waste?
Photograph or sketch everything you can find that is part of the water cycle.
Write a story about a real or imagined journey going from the source of a river to its mouth.
Go swimming. Move through the water like a fish, a crab, a frog, a whale and a squid.
Create a mashed-up and cross cultural dance routine that reveals how water is important to different people across the world. Flash perform your dance somewhere people would least expect it!
Carry all the water you need to survive just for fun.
Go pond-dipping and identify what you find. Submit your results online and discover the health of your pond.