1. Why is the sky blue?
2. Why is the moon sometimes out in the day?
3. How much does the Earth/Sky weigh?
4. How do planes stay up?
5. Why is water wet?
6. What makes a rainbow?
7. Why don't birds get electrocuted?
8. Are there such things as aliens?
9. Where do birds go in winter?
10. Where do babies come from?