Pressing the spacebar by itself does not do anything special in Excel, except enter a space. In conjunction with other keys, it does a lot more. Ctrl-Spacebar selects and column and Shift-Spacebar selects a row for example
As Excel starts you will see the words Microsoft Excel in the title bar. After a few seconds the first worksheet will appear and then in the title bar a hyphen and Book1 will also appear beside Microsoft Excel. So what you will see is this: Microsoft Excel - Book1
Just like any Microsoft compliant application, the Title Bar in MS Excel displays the Application Name and the current Filename of the Worsheet, this can be found o the left most portion of the bar.By double-clicking on the Title-Bar, it switches its window Maximize to Restore Mode and vice-versa.You could also move the active window by click-dragging it on the Title Bar when in Restore Mode.Performing a Right-Mouse click on the Title Bar would also show the a Short cut menu for Restoring, Minimizing, Maximizing, etc the active Window
standard toolbar
Just hide the Formula Bar.
If you have gone to full screen mode, then pressing the F11 key will return the toolbars and menu bar that you had open. You can also get them through the Toolbars option on the View menu.
by pressing space bar
The space covered up on pressing the space bar one time.
you shoot by pressing the space bar 3 times if you allready have the lasso if you dont then once.
It is the wide menu bar at the top of the screen.
The space covered up on pressing the space bar one time.
Excel
By clicking on the cell and then either editing it in the formula bar or by pressing the F2 key.