Question
One of the most important accomplishments of this developmental stage is grasping object permanence, which renders games like peek-a-boo uninteresting. For 10 points each:
[10m] Name this stage that lasts from birth until approximately two years of age, characterized by six sequential phases where habits and hand–eye coordination are developed. This stage is directly followed by the preoperational stage.
ANSWER: sensorimotor stage
[10e] This Swiss developmental psychologist is best known for positing the sensorimotor stage as part of his theory of cognitive development.
ANSWER: Jean Piaget (“p’yah-ZHAY”) [or Jean William Fritz Piaget]
[10h] Children in the sensorimotor stage who look for a toy in the first box where they’ve seen it hidden, rather than in the second box where they can see an experimenter hiding it, exhibit this error in mental perception coined by Piaget.
ANSWER: A-not-B error [accept perseverative error]
<Social Science>
Summary
| 2024 ACF Regionals @ Berkeley | 01/27/2024 | Y | 3 | 13.33 | 100% | 33% | 0% |
| 2024 ACF Regionals @ Cornell | 01/27/2024 | Y | 2 | 15.00 | 100% | 50% | 0% |
| 2024 ACF Regionals @ JMU | 01/27/2024 | Y | 4 | 15.00 | 100% | 50% | 0% |
| 2024 ACF Regionals @ Minnesota | 01/27/2024 | Y | 1 | 20.00 | 100% | 100% | 0% |
| 2024 ACF Regionals @ Nebraska | 01/27/2024 | Y | 3 | 16.67 | 100% | 67% | 0% |
| 2024 ACF Regionals @ Ohio State | 01/27/2024 | Y | 1 | 20.00 | 100% | 100% | 0% |
| 2024 ACF Regionals @ Rutgers | 01/27/2024 | Y | 4 | 17.50 | 75% | 100% | 0% |
| 2024 ACF Regionals @ Vanderbilt | 01/27/2024 | Y | 4 | 20.00 | 100% | 100% | 0% |
Data
| Columbia A | John Jay | 10 | 10 | 0 | 20 |
| Johns Hopkins | Haverford | 10 | 10 | 0 | 20 |
| NYU A | Columbia B | 10 | 0 | 0 | 10 |
| Columbia C | NYU B | 10 | 10 | 0 | 20 |