Mr case told us to visit these 2 websites
they are:
http://www.pcmag.com/category2/0,1874,2146,00.asp
http://www.123ppt.com/powerpoint-tutorials/index.asp
There was a lot of information on there
like how to change a pointer to a pen
you press Ctrl+P and it will change the pointer to a pen.
Also how to Switch Pen Back to Pointer
you press Ctrl+A
If you want to create multiple copies of objects you Ctrl+Drag Guide.

During a Slide Show, Bring Up List of Slide Show Controls and Shortcuts you press F1
If you want to return to Previous Slide in Slide Show you Backspace or P or Left Arrow or Up Arrow or Page Up.