Courtney’s Reviews > Yawns Freeze Your Brain: Fun and Interesting Facts From Science, History, Life and The Universe > Status Update

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— Jan 16, 2026 05:41PM
Yawns Freeze Your Brain: Fun and Interesting Facts From Science, History, Life and The Universe

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— Jan 17, 2026 03:49AM
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Yawns Freeze Your Brain: Fun and Interesting Facts From Science, History, Life and The Universe


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