What is white noise and what is it for?
White noise is a specific sound that includes all audible frequencies. It is a broadband noise th...
What is the Katz index, how is it evaluated and what does it measure?
The onset of illness can affect the ability to carry out daily activities independently, which is...
The operational stage according to Piaget: characteristics and examples
Jean Piaget was a well-known scientist who, within the area of Psychology and Biology, stood ou...
What is the semiotic function according to Piaget and how to use it
It is possible that when talking to other people in various social situations we refer to objects...