Isef 2025 Location. The event will be held in **columbus, ohio**, and it is expected to attract top stem students from around the world [1 , 2 , 4 ]. The 2025 isef will be held in columbus, oh.

The regeneron international science and engineering fair. The regeneron international science and engineering fair (isef) 2025 is scheduled to take place from **may 10 to may 16, 2025**.