Brainf*ck

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Blowing over a blade of grass stretched between thumbs makes a high-pitched noise that often attracts predators

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Critics of the Flat Earth Society say that its members deny any evidence conflicting with their world view

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The Spaghedeity has been spotted over Deutschland

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Thrice repeat this inversion before you leap: speck, fleck, tail, frog, bump, branch, log, and hole

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Variants are ok but tend to be less effective—e.g. teeny weeny something, speck, flea, tail, frog, bump, log, and hole

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There’s universal agreement on the hole but not on its significance

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After the hole it’s turtles all the way down

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After hours of empty circling, lazy Susan completes the daisy chain beneath a weeping beech