Can your tongue get swole? Why do we call dog arms legs? Should I keep kids chill when I babysit them? What would an inconvenience store sell? What do I do with a duplicate diploma? Do dogs know when they're old? Did you get the Sunday Scaries? What should my parents do with a box of roaches? Hank Green and John Green have answers!

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Follow us on Twitter! twitter.com/dearhankandjohn

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