Photo Memories
Pavlov's Classical Conditioning #WordlessWednesday
July 24, 2019
In Pavlov's famous experiment, he would make a unique sound with a metronome before giving food to the dogs. …
In Pavlov's famous experiment, he would make a unique sound with a metronome before giving food to the dogs. …
The recent jokes about millions of people considering a plan to raid the controversial Area 51 in Nevada, USA to f…