Perform some jump jacks. Starting at step zero, follow the sequence: 
Let's do jump jacks. The initial step is 0, with steps ordered as follows: 
Begin with jump jacks, commencing at step number 0, sequence arranged like this: 
Start your jump jacks now; step count begins at 0, with the following step order: 
Get ready for jump jacks. Step zero marks the start, with the steps ordered as: 
