Oscilloglass Timers Collaboration A lively party game for

A lively party game for ages 14 and up

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Oscilloglass Timers Collaboration A lively party game forThis gorgeous mechanical hourglass features intricate clockwork that is activated by gravity. The cog and gear array sealed inside the glass cylinder falls to the bottom of the glass in exactly 3 or 5 minutes (depending on the size of the Oscilloglass). The speed of the descent is controlled by the same principle as a fine Swiss watch. The passage of time is not only visual but auditory and tactile as well. You can hear and feel the ticking of the