From the Mustard Museum in Mount Horeb, Wisconsin, to the Effigy Mounds of Marquette, Iowa, Midwest Marvels presents useful information about attractive features, history, locations, hours, prices of admission, and.
Span is the amount of area or the amount of time that something encompasses. 1  An example of span is how long you live. 2  An example of span is a house on three acres.  a unit of linear measure equal to nine inches: originally based on the distance between the tips of a man's extended thumb and little finger.
Definition of Memory span. Memory span: The number of items, usually words or numbers, that a person can retain and recall. Memory span is a test of working memory (short-term memory). In a typical test of memory span, an examiner reads a list of random numbers aloud at about the rate of one number per second. At the end of a sequence, the person being tested is asked to recall the items, in order. The average memory span for normal adults is seven. Last Editorial Review: 5/13/2016.