The water cycle is the journey water takes as it moves from the land to the sky and back again. Have a look at the stages of the water cycle. As the water vapour rises, it gets colder and condenses.

The Eden Project's Rainforest Biome will host a special BBC Live Lesson on Earth Day. The lesson, which will be available on the BBC Teach website from 9am, and broadcast on CBBC and BBC iPlayer at ...