From the East (Northern NJ, New York):

78 West into Pennsylvania (do not get on Route 22 at Phillipsburg , you can avoid the stop and go by staying on 78). Take the exit for Route 33 North. Take the exit for Route 22 West. Take the Schoenersville Road exit. Make a left at the end of the ramp and go 1.2 miles on Schoenersville Road. The fields and parking will be on your left.