#1. How water refracts light.
#2. How camouflage helmets are made.
#3. How dandelions flower, die, and flower again.
#4. How ladybirds fly.
#5. How your hands look after washing.
#6. What it looks like to apply suncream under UV light.
#7. How weirdly creepy swallowing looks in an X-ray.
#8. How keys open locks.
#9. How beans grow with supports.
#10. How a baby’s face forms in the womb.
#11. How many flights are zooming around the world in a 24-hour period.
#12. How a trumpet makes a noise.
#13. What a cracked egg looks like underwater.
#14. The size of planet Earth compared to the largest known star.
#15. What happens when a star is devoured by a black hole.
#16. Physical proof of Pythagoras’ theorem.
#17. How braces straighten teeth.
#18. You can make this with your computer.
#19. What snake venom does to blood.
#20. How metal chains are made.
#21. What days look like in an arctic summer when the sun doesn’t set.
#22. How dogs drink water.
