Red Sky at Night--Or Why is the Sky Blue? Ever wonder why the sky is blue in the daytime but often red at sunset (or black on the Moon)? Try this simple activity to see for yourself to see how light changes color when it interacts with the atmosphere.
Investigating Pinholes & Pinhole Viewers. Have you heard about pinhole cameras and wondered what the fuss was about? These videos investigate the science behind the pinhole and they're way simpler and quicker than using a pinhole camera.
Make a Rainbow on the Wall A rainbow usually appears after rainfall. But you don’t see it all the time because sunlight needs to be shining at a particular angle while there is still raindrops in the air. Here are two easy experiments you can do to create your own rainbow at home.