Assertion: self control | /r/HasProperty | put to a group of 4-year olds
Facets:
value: in the late 1960s
type: TEMPORAL
Source sentences:
text: The findings on self-control from the Dunedin study are in line with the famous Stanford marshmallow study – an ingenious little test of self-control that was put to a group of 4-year olds in the late 1960s.