"Working Memory" is a fairly recent invention, and smack-dab in the middle of cognitivism hype

As interest increased in the information processing taking place in short term memory, a new model emerged called “working memory” (Baddeley, Eysenck, & Anderson, 2009; Baddeley & Hitch, 1974).

— 📝 What Cognitive Psychology Can Tell Us About Educational Computer Games in 2016 📖 Handbook of Research on Serious Games for Educational Applications