It is done.

Short comments:

(Calibration Question) Without checking a source, please give your best guess for the current population of Europe in millions (according to Wikipedia's "Europe" article)

This is ambiguous! While strictly speaking "Europe" defaults to "the continent of Europe" spanning to the Ural, in common parlance "Europe" is used interchangeably with "European Union", similar to how you interpret "American student" in your very survey, a totum pro parte. Stahp with the totums pro parte for calibration questions, I beseech thee! (Of course I wouldn't have minded had I not given the correct answer for the European Union...)

(Akrasia: Elsewhat 1) Have you ever other things to improve your mental functioning?

Has Anyone Really Been Far Even as Decided to Use Even Go Want to do Look More Like?

(Human Biodiversity) (...) are in fact scientiically justified