Chaotic Clocks -- Chaotic Regularity: Hammer randomly at a pendulum and get a remarkably accurate clock -- Glacial Oscillations: Ice melts and re-forms rapidly, then melts and re-forms slowly -- Everlasting Hourglass: Is it a clock or a concrete mixer? -- Aerodymagic -- Juggling Airstreams: How many ping-pong balls can you balance on top of one another?
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