Specifically , the playground 's playing surface will be Astroturf .
Its activity stations will include a 40 - yard dash with a timing device , ninja steps , floating boards , half rounds , U-turn ramp , sway steps , traverse walls and agility trainers .
Specifically , the playground 's playing surface will be Astroturf , and its activity stations will include a 40 - yard dash with a timing device , ninja steps , floating boards , half rounds , U-turn ramp , sway steps , traverse walls and agility trainers .