fact and question: iron nails are made of iron
Question: Iron is used to make

What's the answer? OPTIONS:
- pottery clay for kilns
- baking sheet for cookies
- items that fasten roofing to roofs
- twist ties for bread bags

answer: items that fasten roofing to roofs

fact and question: burning gasoline is a source of pollution
Question: Another source of pollution may be

What's the answer? OPTIONS:
- throwing things in the ocean
- buying a new solar panel
- biking instead of driving the car
- using old food as compost for the plants

answer: throwing things in the ocean

fact and question: moving changes position
Question: Which would alter your position over time?

What's the answer? OPTIONS:
- running in place
- walking straight
- jumping up/down
- sleeping

answer: walking straight

fact and question: the sun is located directly overhead at noon
Question: What is an example of the sun being directly overhead at noon?

What's the answer? OPTIONS:
- shadows disappear at noon
- the shadows on trees are longest at noon
- sundials can tell time easiest using shadows
- the sun is hottest at noon

answer:
shadows disappear at noon