IT is late afternoon, but the four-year-old insists: “It can’t be. I haven’t had my nap.” Such is the mind of the child, by most indications illogical and full of nonsense. Not so, says Jean Piaget, a ...

Did you ever wonder why 19th century pirates are often represented wearing eye patches? I never did, because I assumed that it was for the obvious reason: they had lost an eye. Pirates, like many ...

* Critics of Piaget suggest that since many of his experiments did not relate to children's direct experiences, children were easily misled. This criticism particularly relates to his 'Swiss mountain ...

Historically, the study of cognition has focused mainly on adults. With the arrival of constructivist theoreticians such as Jean Piaget, cognitive developmental theory became more visible in ...

Did you ever wonder why 19th century pirates are often represented wearing eye patches? I never did, because I assumed that it was for the obvious reason: they had lost an eye. Pirates, like many ...