Triple steps, done in sequence. Doing a variety of patterns to get one used to the different directions triple steps can go and transitioning between them. The steps:

1. Front ball front
2. Back ball back
3. Side ball front
4. Side ball back
5. Front ball side
6. Front ball back
7. Back ball side
8. Back ball front

Do each step 4x, then repeat doing each step 2x, then 1x.

Start slow, increase tempo as you get the hang of it.

For an added challenge, re-order the order of the steps