If you're interested in science, technology, engineering, or mathematics, online STEM competitions can be a great way to challenge yourself beyond the classroom. These opportunities cover a wide range of fields, including research, coding, biology, neuroscience, engineering, data science, and science communication, allowing you to explore topics that match your interests.

Winning at the International Science and Engineering Fair (aka ISEF) is arguably the most prestigious and competitive scientific accomplishment that you can aim for at the high school level. However, Regeneron ISEF can be difficult to understand, given its complex structure. From multiple qualifying fairs to neverending forms to deciding what category to compete in, there are thousands of ways to approach ISEF. In this guide, we will help you understand this mammoth compet