2022
Planimeters
Polar and hatchet planimeters crafted by Aaron Osburg as part of the Planimeters and Bicycle Tires project in Winter Semester 2021.


2021
Sierpinski Christmas Tree
Organized by: Mareike Pfeil, Anna Schilling, Dia Taha
Description: The HEGL community collectively crafted a Sierpinski Christmas tree that was displayed in the foyer of the Mathematikon.
Files: announcement poster, tetrahedron net









