Venn Diagrams

A great present for symbolic logic buffs. Customize the text and make your own union or intersection. Posters measures 23″x23″ and are available in different color schemes.

Yet another classic comic from xkcd. Universities are usually the champions of logic and excellence, but their websites are another story altogether. This diagram needs to be posted at all schools.

Tenso Graphics created this hilarious Venn diagram that explains exactly how we got the Keytar – and the duck-billed platypus. Or is it the Guitboard, and a platypus-tailed duck? You decide.