Teach people to visualize venn diagrams
If you don't know how to run Processing programs, you can find an easy-to-use version here: http://www.nathanwailes.com/games/venn-diagram-teacher/
Teach people to visualize venn diagrams
If you don't know how to run Processing programs, you can find an easy-to-use version here: http://www.nathanwailes.com/games/venn-diagram-teacher/