This probably isn't original, but I thought it was cute.
(I my search of the forum didn't hit on it)
I was coaching today and said I didn't have anything special for MLK day...
One of the swimmers suggested...
"I.M. Free"
So the fast lane did the following 6 times thru
100 IM (send off starting at 1:20 increase by 10 sec per)
200 Free (send off starting at 3:00 decreasing by 10 sec per)
Jack Kangas
Buckeye Masters