Why not take this time to talk about the ingredients of a rainbow and how they form? You may not know that a rainbow is presented in a full circle. The "bow" is the portion that people usually see.

I am a physicist, and I’ll explain how to do that in a minute. Rainbows form when sunlight from behind you hits millions of tiny round water droplets in front of you and bounces back to your eyes.

The different colours of light that we get from the sun What happens when light hits a raindrop Why rainbows are arch-shaped How you can create your own rainbow This resource is suitable for ...