What is a scope. i need definition of scope.

Psychologists studying infant memory want to determine at what age babies can remember specific events. an experimenter uses several puppets to demonstrate a series of actions while the infant watches. after a delay, the experimenter records how many of the actions the child imitates when playing with the puppets. what is the dependent variable?

Rock concerts musical instruments cell phones and contact lenses are just a few things that are possible because of

Which states universal prekindergarten has been most effective in preparing children for school?