182 projects whose affiliated fair was here, most recently in 2026.
ISEF records a state or province for some finalists and not others, so these counts do not add up to the country total.
182 projects · showing 181–182
ISEF · 2014
Physics and Astronomy
Some natural phenomena can be described by mathematical principles. The spiral arrangement of the florets in a sunflower (Helianthus annuus) inflorescence has a divergence angle of 137.5°, w…
ISEF · 2014
Embedded Systems
Banded iron formations (BIFs) are vividly banded marine deposits formed during the Precambrian. While relatively little is known about their formation processes, BIFs are considered to have…