Create an exhibit that shows the public what you learned in the soil and water science project this year. Poster exhibits must be displayed horizontally, sized 22" x 28" foam-core board or poster ...
You can learn more about soil and water science by completing one of the project activity guides, based on your grade level: Soil and Water Science Level 1 (Grades 3-5) Soil and Water Science Level 2 ...
Discover how to build a multi-stage water siphoning and vortex device using repurposed plastic bottles and simple household items. Watch water flow through homemade channels as captivating vortices ...
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