Challenges: memory, anticipation, balance, control, agility, musicality, teamwork, rhythm, power, strength, endurance and accountability.
Improves: over all body strength, coordination, blood flow, circulation and teamwork.
Be careful! It's really easy to speed this step up. Go slow at first and when ur ready speed up make sure not to get lost. Also this step tends to travel forward so make sure you have space. Back up and try it again.