Kind of a weird question. I have to conduct a senior year biology research project (but also could be a

Kind of a weird question. I have to conduct a senior year biology research project (but also could be a

Psychology-esque topic). In my freshman year I did human studies (Time perception of people in different age groups), and I also want to conduct human study this year. Are there any human studies I could conduct relatively inexpensively? Any answer would be very appreciated. :)) To be clear, I am looking for topics I could further research. Thank you!