Problem: Write a question you would see in a school textbook.

Answer: In your body, what two organs work together to make sure that oxygen gets to all the other organs of your body?

Problem: Write a question you would see in a school textbook.

Answer: A solar cell turns sunlight into another form of energy. A solar cell is most like what natural structure?

Problem: Write a question you would see in a school textbook.

Answer:
Which form of energy is needed to change water from a liquid to a gas?