Psychology 2410A/B Lecture Notes - Lecture 6: Multiplication Table, Numeracy, Mental Model

• School: Western University
• Department: Psychology
• Course: Psychology 2410A/B
• Professor: Adam Cohen

Document Summary

Week 6: how the mind creates mathematics: second, piaget notwithstanding, when the question is asked in a context that makes sense, young children get the answer right - they can conserve number. The limits of infant arithmetic: while young children"s numerical abilities are real, they are strictly limited to the most elementary of arithmetic. Week 6: how the mind creates mathematics: a rudimentary numerical accumulator clearly enables infants as early as six months of age to recognize small numbers of objects or sounds and to combine them in elementary additions and subtractions. Week 6: how the mind creates mathematics: our memory also has a heard time keeping addition and multiplication facts in distinct compartments. Mental bugs: children"s subtraction algorithms are riddled with bugs, textbook examples generally do not cover all possible cases of subtraction. Leave the door open to all sorts of ambiguities. The special status of numbers 1, 2, and 3.