Science Crossword

3. The tiny parts that make up living things
6. Those pesky bugs that bite you and give you itchy bumps at night
8. Benjamin Franklin tied a key to a kite and discovered it
9. The biggest planet in our solar system
11. A new kind of electricity that comes from the sun and is collected in panels
12. The gas that is inside a balloon that makes it stay up in the air

1. The hard white structures in your body
2. The instrument that helps people see tiny things like cells or bacteria
4. Most people don't think it is possible to travel faster than this
5. You have to put the + and - on the right spring or flat part or else it doesn't work
7. An organ that helps you digest your food
10. The part of your body where all the thinking happens
11. The thin stuff that has hair on it and covers your whole body to keep all the parts inside