3 a brief history of Ep o A metaphor by american famous educational psychologist, Mayer o Learning is the reinforcement of s-r o Learning is information processing o Learning is knowledge construction ● Learning is?3 A brief history of E.P. ⚫ A metaphor by American famous educational psychologist,Mayer ⚫ Learning is the reinforcement of S-R ⚫ Learning is information processing ⚫ Learning is knowledge construction ⚫ Learning is ?