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hjw3001: Welcome to the Mystery Spot
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hjw3001: The Mystery Spot story
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hjw3001: The ball test
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hjw3001: Rolling mystery
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hjw3001: Leaning
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hjw3001: Three way height experiment
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hjw3001: Three way height experiment
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hjw3001: Three way height experiment
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hjw3001: Don't forget your bumper sticker
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hjw3001: The end of the tour