An ISEF-affiliated regional fair: grades 9-12 present original research and the winners go on to Regeneron ISEF. This state runs no single statewide fair, so the regionals feed ISEF directly. One of the largest regional fairs in the country, covering the Philadelphia region across several counties.
Offered by Delaware Valley Science Fairs. Competition for high school students in Oaks, Pennsylvania, USA. Format: In-person. Cost: Paid. Grades 9–12. Deadline: rolling or not yet announced.
Fields: STEM, Research, Engineering
More academic competitions for high school students