Kids' Quiz: Fun Facts and Questions
1. Pineapples and Spiky Leaves Cleo, age 5, wonders why pineapples have spiky leaves. The answer is to stop animals from eating them and to help them get water.
2. Why Children’s Hearts Beat Faster Martha, age 5, asks why children's hearts beat faster than adults'. It's because their hearts are smaller and need to pump blood more quickly.
3. The Sound of Clicking Fingers Louis, age 6, wants to know why clicking your fingers makes a sound. Friction between the finger and thumb stores energy, released when the finger hits the palm.
4. Do Sharks Sleep? Florence, age 9, queries if sharks get tired because they can’t sleep. Sharks need water flowing over their gills but do have periods of deep rest.
5. The Meaning of ‘Rex’ in Tyrannosaurus Rex Jacob, age 7, declares Tyrannosaurus rex his favorite dinosaur and asks what ‘rex’ means in English. It means ‘king’.
These questions are part of a weekly kids' quiz hosted by Molly Oldfield, who also runs the podcast "Everything Under the Sun."