- Science Buddies
- Science Club - Simple Science Fair Ideas
- Discovery Ed - 100+ Science Fair Projects
- Science Fair Project World
- Science Fair Projects
- Science Fair Projects & Experiments Topics, Ideas, Resources & Sample Projects
- Chem4Kids.com Matter
- MATTER - Powerpoint
- States of Matter
- Water on the Web
- Water Resources
- Water Science for Schools (USGS) All about water!
- What does it MATTER - Webquest
Arizona State Library Reference Resources
Science In Context - You will be required to input your AZ zipcode at some point.