Penn State Abington Pumpkin Chunkin 2022 Preparing for launch...Penn State Abington engineering students lined up pumpkins to see how far the trebuchet they designed and built would hurl their stash of squash. Credit: Patrick Dunne Expand A Penn State Abington engineering student marked his pumpkin so he could identify it after the trebuchet launched it. Credit: Patrick Dunne Expand A student makes final adjustments to the trebuchet before the pumpkin launch began. Credit: Patrick Dunne Expand Abington faculty and students adjusted the trebuchet before the pumpkin launch began. Credit: Patrick Dunne Expand "Squash" -ed - the Abington students' annual trebuchet design and launch didn't end well for the pumpkins. Credit: Patrick Dunne Expand