On the first day, use a watch and time yourself as you briskly walk the mile. Create a table and record the time. On the second day, use a watch to time yourself as you bicycle, roller skate, or jog the mile. Record the time on your table.
On the third day, use a watch to time yourself as you walk the mile again, trying to complete the mile distance in less time than when you walked it the first day. Record the time on your table.
Answer the following questions: On the second day, was your time faster than when you just walked the course? Was your second attempt to walk the mile faster than your first?