The Grand Old Duke Of York

The grand old duke of York
He had Ten Thousand men
And when he marched them up the hill
He marched them up again.
And when they're up, they're up
And when they're down, they're down
And when they're only half way up
They're neither up nor down

Sing while stretching tall or crouching low. Repeat several
​times, singing and doing actions faster each time.