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Condition: USED (All books are in used condition)
Condition - Very Good The item shows wear from consistent use, but it remains in good condition and functions properly. Item may arrive with damaged packaging or be repackaged. It may be marked, have identifying markings on it, or have minor cosmetic damage. It may also be missing some parts/accessories or bundled items.
Underground Worlds (Planet earth)
Shows famous caverns, demonstrates exploring techniques, looks at the animals and insects that inhabit caves, and explains how caves are formed
