Here are some web sites to help you with your science fair project:
- Museum of Science and Industry Summer Brain Games: https://www.msichicago.org/experiment/summer-brain-games/activities/more-activities/
- Star_Net Hands-on Activities: http://clearinghouse.starnetlibraries.org/116-starnet-hands-on-activities
- The Franklin Institute's collection of science activities: https://www.fi.edu/science