It might sound a little clinical, but object permanence is just one of many important developmental milestones you get to enjoy with your little one. In a nutshell, object permanence means your baby ...

You might have heard about object permanence as a developmental milestone for babies. But what is it, exactly? Object permanence is the concept that an object exists even if you can't see it. For ...

The work of Jean Piaget shaped our understanding of cognitive development in children, and it also gave us several tasks that we can use to study other animals. One classic issue studied by Piaget is ...

Piaget’s stages of development describe how children learn as they grow up. There are four distinct stages: sensorimotor, preoperational, concrete operational, and formal operational. Jean Piaget was ...

When do children start to understand something still exists even though they can’t see or hear it – and what activities will they enjoy doing at this time? By Ruth Thomson Object permanence means a ...