Next time your kids are looking for fun indoor activities, set up one of these experiments and watch them be amazed — we tried to find DIY projects that have a flair for the dramatic.

It has! The earth and atmosphere are constantly recycling the same water through a process known as the hydrologic cycle, or simply, the water cycle. Water exists in three states: liquid ...

Curious Kids is a ... a liquid (like the water we drink), a solid (ice) or a gas (water vapour such as steam). Scientists call this process of change the hydrologic (water) cycle, which is where ...

As important, it appears that human activities such as land use, aerosols and irrigation in these arid urban environments affect the entire water cycle as well. In the past half-century ...

As important as precipitation is, learning the ins and outs of the water cycle can get tedious for students ... to Earth every three hours. To teach kids about this mission, the agencies held ...