preoperational test run
1human behaviour — Introduction the potential and expressed capacity for physical, mental, and social activity during the phases of human life. Human beings, like other animal species, have a typical life course that consists of successive phases of… …
2Educational psychology — Psychology …
3Jean Piaget — Infobox Philosopher region = Western Philosophy era = 20th century philosophy color = #B0C4DE image size = 175px image caption = name = Jean Piaget birth = february 14, 1896 death = September 16, 1980 school tradition = Constructivism main… …
