Some science trivia questions for kids

Sure! Here are some science trivia questions for kids:

1. What is the largest organ in the human body?
2. How many bones are there in the human body?
3. What is the main function of the heart?
4. Which planet is known as the “Red Planet”?
5. What is the process by which plants make their own food called?
6. What is the smallest unit of matter?
7. What is the process of water changing from a gas to a liquid called?
8. What is the force that pulls objects towards the center of the Earth called?
9. How many planets are there in our solar system?
10. What is the process of a caterpillar transforming into a butterfly called?

11. What is the process of a solid changing directly into a gas called?
12. What is the study of living organisms called?
13. What is the largest ocean in the world?
14. What is the process of a liquid changing into a solid called?
15. What is the tallest mountain in the world?
16. Which animal is known for its ability to mimic and change its appearance?
17. What is the fastest land animal?
18. What is the process of plants releasing water vapor through their leaves called?
19. What is the outer layer of the Earth called?
20. What is the study of weather called?

These trivia questions cover various scientific topics such as anatomy, astronomy, biology, physics, and earth science. Feel free to adapt the questions based on the age group and knowledge level of the children. Providing interesting facts or examples alongside the questions can make the trivia session even more engaging for kids.