At the State Fair of Texas, do you have to purchase coupons to ride the rides with? Or...?

...does the price of admission allow you to ride any ride you wish?At the State Fair of Texas, do you have to purchase coupons to ride the rides with? Or...?
Yeah, you have to purchase tickets for most rides or you can buy an unlimited band that goes on your wrist. Some require cash, like for rock climbing, and VR simulations.At the State Fair of Texas, do you have to purchase coupons to ride the rides with? Or...?
You buy tickets to use on the rides and concessions. They don't want itinerate employees handling the cash so everything is done my coupon.