Craft: Water Cycle Bracelet my son did this in 3rd grade and i still have it, helped a lot
Make it Rain!
Make it rain indoors with this cool project! http://www.greenkidcrafts.com/make-it-rain/
3 simple science experiments that demonstrate the water cycle using common household items plus a water cycle wheel craft that gives students a visual representation of the stages of the water cycle and how they repeat over and over again.