Think baby knows when you tease? Study from Centre for Infancy Studies says six-month-olds know difference between play and teasing

A study by York University researchers reveals that infants as young as six months old know when we’re “playing” them – and they don’t like it. Researchers in York’s Centre for Infancy Studies examined six- and nine-month-old babies’ reactions to a game in which an experimenter was either unable or unwilling to share a toy. […]