Don’t get stumped by winter trees. Learn tips and tricks to identify common Pennsylvania trees during the winter season. Program will begin indoors then head out for a short hike to practice ID skills. Adults and children ages 10 and up. Wildlife Center Classroom. To pre-register for a program, please visit the online DCNR Calendar of Events at http://events.dcnr.pa.gov/sinnemahoning_state_park. If you need assistance with online registration or to receive more information about the programs at Sinnemahoning State Park, please call the park office at 814-647-8401 and dial 0 for the front desk or email mailto:SinnemahoningSP@pa.gov. If you need an accommodation to participate in PA State Park activities due to a disability, please contact the park you plan to visit. With at least seven days’ notice, interpreters for people who are deaf or hard of hearing are available for educational programs.