Sven Diagrams
Two Venn diagrams themed around 'Sven,' with empty shaded overlaps; one entry is 9.71828..., which is e away from 7.
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/2018-12-24-sven-diagrams/ (CC BY-NC 4.0)Transcript
[Title] "SVEN DIAGRAMS"
Left: "Unpronounceable Consonant Combos" (rtapl, sgew, nkbar) ∩ "Scandinavian Flavor" (Ikea, meatballs)
Right: "Old Norse Etymology" (Thursday (Thor's Day)) ∩ "One 'e' away from Seven" (sevn, 9.71828...)