Go for a walk; bring back your favourite memory and then recreate it.
Photograph or sketch everything you can find that is part of the water cycle.
Photograph something you can find that makes up part of the water cycle.
Become a Champion Worm Charmer!
Change someone's life for the better.
Get water to go the way you want it to. You can experiment with dams, weirs, wheels, pumps or just asking nicely.
Design a (fanstastical or realistic) machine for changing the climate of the school.
Find this sign and explore the area.
Find your favourite wild flower. Let it know how you feel about it.
Make a fancy dress outfit using your family's waste from the Christmas period, then throw a party where everyone eats and wears their leftovers.