CRACK THE CODE: 10 STEM RIDDLES TO TEST YOUR BRAINPOWER!

1. I am a gas that is helpful to plants, but I cannot be bought at a gas station. What am I?

2. I can rush, I can be still, I can be hot, I can be cold, I can be hard, I can slip through almost anything. What am I?

3. I am bigger than Venus but smaller than Uranus. I am a living rock. What am I??

4. What can be measured, but has no length, width, or height?

5. What is black when you buy it, red when you use it, and gray when you throw it away?

6. What is full of holes but still holds water?

7. You cannot see me, I cannot be touched, you cannot feel me, but I can cook your lunch!

8. I have a mouth but can’t chew. Who am I?

9, I am the toe that every scientist would love to have as their own, yet there has never been a single person who has had a toe that everyone agreed is the best. What kind of toe am I?

10. I can be good for you, I can be bad, I can be found all over inside and outside your body. I am microscopic, single-celled and have no nucleus. What am I?

Catch the answers in the next issue!