Admission to the Swaner EcoCenter at Kimball Junction is free, with a suggested donation of $5 per person. That covers the nature exhibits, the wildlife viewing tower and the pier over the preserve. The center is open Wednesday through Sunday from 10 am to 4 pm. No coupon is needed, simply walk in during open hours.Expires: OngoingWhere we found it: extension.usu.eduOffers can change. Please confirm with the business before you go.