Why it's Easy to Homeschool A Preschooler

In the car, Caroline (4.5) and I are discussing the water cycle, at her prompting. Here's how the discussion ended.

C: Wait, so you mean the rain that comes down goes back up to the clouds and sort of gets recycled?

Me: Yes, that's pretty much it.

C, with genuine zeal: AWESOME! So the clouds are just like giant recycling bins!