Christmas Sweater
A holiday sweater beside a stretched, twisted blob with the same openings, which is topologically the same object.
Use this cartoon
Free for classrooms, worksheets, slides and other non-commercial use under CC BY-NC 4.0, with credit to Ben Orlin.
Cartoon by Ben Orlin, Math with Bad Drawings. https://cartoons.mathwithbaddrawings.com/2016-12-22-christmas-sweater/ (CC BY-NC 4.0)Transcript
[Labels] "Christmas Sweater" | "Topological Equivalent"