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Air: An Environmental Sierra Club Knowledge Cards Deck
Air An Environmental Sierra Club Knowledge Cards Deck Author:Pomegranate With a question on the front and the answer on the back, this deck of 48 quiz cards explores our atmosphere with wide-ranging inquiries and casually erudite answers. Where is the planet's cleanest and dirtiest air found? Why do divers get the bends? Do volcanoes warm the atmosphere or cool it? What really made the Hindenburg explode? An engaging... more » test of multiple players' knowledge, these cards are equally satisfying as a good, solitary read.« less