Have you ever noticed that puddles seem to dry up faster on a warm day than on a cool day? Why does that happen and where do you think the water goes? Use your scissors to cut out two squares of brown ...

If you're looking for easy activities to keep kids busy on a rainy day, you're in the right place. Make the most of the weather with my collection of easy ...

Evaporation close evaporationThe process in which a liquid changes state and turns into a gas. is used to separate a soluble solid from a liquid. For example, copper sulfate is soluble in water ...