Identify the disadvantages
    of paper spreadsheets and the advantages of electronic spreadsheets by exploring both. Create
    a basic worksheet by entering text, values, and formulas. 
    Create formulas by using Excels built-in functions. 
    Move and copy data by using shortcut menus, drag-and-drop editing, and toolbar buttons.
    
    Change the appearance of worksheet data by using a variety of formatting techniques. 
    Prepare a document for printing by using the spell checking feature and a variety of
    printing options. 
    Use the three-dimensional aspect of the Excel workbook environment by creating formulas
    that refer to cells on multiple worksheets. 
    Save an Excel workbook as a Web page.