Tinker with Tuesday Event Details This event is running from October 4, 2016 until December 26, 2017. It is next occurring on June 27, 2017 @ 3:30 pm. Tinker with Tuesday is our hands-on program focusing on science, technology, engineering and mathematics (STEM). Tinker with Tuesday is held every Tuesday beginning at 3:30 PM. This program introduces children to concepts of scientific phenomena that they will need to excel in STEM subjects in school! Tinker with Tuesday is sponsored by Georgia Pacific.