The phenomenon that occurs when a child increases their vocabulary exponentially after uttering the first word. In most cases, children will begin to use approximately fifty words by the ages of sixteen and eighteen months.
Times in development when learning particular skills occurs most efficiently. This concept is controversial and many exceptions exist, but many people believe in this sensitive periods or windows of opportunity to teach certain skills.
A way to commit objects and events to memory. In order to organize information, you must group stimuli into meaningful clusters which aid in the process of recollection. The specific strategies used to organize information will vary at different ages.