Dad, why is the sky blue?

Because sunlight hits the atmosphere and blue light scatters more than red.

Do birds sleep at night?

Most birds settle down when it’s dark, just like us.

What makes a rainbow?

Light bending through raindrops splits white light into colors.

Can I learn to ride a bike today?

First you balance, then you pedal. I’ll help you.

I’m excited but a little nervous.

That’s normal. We’ll practice together and you’ll get it.