Prosser Science Expo
Including:
Astronomy
Salmon Recovery
Beekeeping
Bug Collecting
Lampreys
Hanford REACH Museum
Audubon Society
West Benton Firefighting Demo
Master Gardeners: Composting & Worms
Rocks and Gems
4H
LEGO Club
Face-painting
Bubbles
Tornados
Prosser Library: Activities & Books