My hand on myself, what is this here
This is my sweatboxer oh mamma dear
(After each verse repeat all the preceding parts then)
Nicky Nicky Nicky Nu.
That's what we learn in the school, ya, ya.

The parts I remember are
Sweatboxer (forehead)
Eyeblinker
Noseblower
Chin chopper
Wind chester
Bread basket
Sit downer
?Knee bender?
What did we sing for feet?

There may have been some kind of fake German accent.
I sang a lot in the Girl Scouts in the 1950's, and probably learned it there.