To use Reaction Time: The screen will turn red. When instructed, click the green screen for it to get your score. The first one or two numbers are your score in milliseconds. To use Verbal Memory: You will see a list of words. If yo see a word that you haven't seen, click new. If you have seen it, click seen. To use Number Memory: You will be given 1.5 seconds to remember a number. Every level will add a new digit to the number.
Here is the actual website: www.humanbenchmark.com The actual website has one more puzzle. If I can, I will add it in. If not, boohoohoo.
