For many, Excel is the go-to program for charting graphs for labwork results or for data entry and accounting. Its formula-based auto-calculations helps us save time and in many jobs it is a requirement to know how to work Excel before you even get the jo
How to lock iPAD or iPhone Screen, so Children Stay within the App You Want Them to? - No More Accidental App Deletion or Unwanted App Re-arrangement! -- very helpful iPhone iPad tips for parents and teachers.