Reviewed by Amy Morin, LCSW Key Takeaways Child development theories help explain how children grow socially, emotionally, ...

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 ...

Swiss psychologist Jean Piaget (1896-1980) is best known for his theories of cognitive development in children. Two of the cognitive processes he explored extensively were assimilation and ...

Jean Piaget’s theory of cognitive development has been a central framework for understanding how children grow and learn. His model describes development through four sequential stages: sensorimotor, ...

Fluoride has long been the subject of conspiracy theories. In the 1950s, some believed its presence in US tap water was a communist plot to undermine America (famously satirised in the film Dr.