For this practice task, squares will appear on the screen one
at a time. Try to remember where each square was, in the order
they are presented.
<blank>
After you see 2-5 squares presented, you will see a grid 
of the 16 possible places the squares could have been.
<blank>
Your task is to select each square in the order presented.
Use your mouse to select each appropriate square and a 
number will appear to show you the order you have selected.
<blank>
Click on NEXT.