How does Excel store Worksheets? Worksheets are saved in an Excel file called a workbook. These workbooks are what Excel uses to collectively organize all the different related parts of many different related worksheets as well as the related charts, graphs and various other objects within Excel.
Then along came digital copiers and the purple_ink mimeograph machine disappeared. But the teaching tool that the mimeograph machine spawned _ the worksheet _ has lived on... and on... and on. For decades _ literally decades _ teachers have been enamored with worksheets. So what is the bottom line? Are worksheets a serious teaching tool or an over_used form of busy work? The answer, of course, is both.