Russian inventions Category page Create Classic editor Talk0 This page needs content. You can help by adding a sentence or a photo. Add to this page!orSearch for "Russian inventions" “Assessment| Biopsychology| Comparative| Cognitive| Developmental| Language| Individual... Classical conditioning Pages in category "Russian inventions" This category contains only the following page. C Classical conditioning Retrieved from "http://psychology.wikia.com/wiki/Category:Russian_inventions"