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PBS NOVA Treasures of the Earth: Metals Worksheet and Answer Sheet
NOVA: Treasures of the Earth DVD | Shop.PBS.org
Nova "Treasures of the Earth- Power" Worksheet by Donna Lico | TPT
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PBS NOVA: Treasures of the Earth: Gems by GTP Education | TPT
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NOVA Treasures of the Earth: Gemstones Video Worksheet by Jolanda Blackwell
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PBS NOVA Treasures of the Earth: Metals Worksheet and Answer Sheet
