GBN biology and chemistry teacher Dane Fox assists students Lauren French, 16, (middle,) and Haley Goodrich, 16, as they solder copper piping together during a workshop held for Spartans Connect. | Michelle LaVigne~Sun-Times Media

While GBN student Zach Sandler, 17, of Northbook solders a piece of copper pipe (left,) his workshop partner Eli Susman, 17, of Northboork secures a separate piece of piping in a vice to prepare for soldering. | Michelle LaVigne~Sun-Times Media

GBN student Anjay Khurana (closest,) French and Spanish teacher Annai Hart of Libertyville and Eli Susman of Northbrook work on constructing the letters from copper pipes during the "Playing with Fire" workshop. | Michelle LaVigne~Sun-Times Media

For the Glenbrook North Spartans Connect "Playing with Fire" workshop, students spelled out "Spartans" out of copper pipes that participants soldered and shaped themselves. | Michelle LaVigne~Sun-Times Media