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How are crayons made? Clear wax is melted in a factory. Once it's melted, color is added to it, it is poured into crayon-shaped molds, cooled, and wrapped in a paper label. Sorted into sets, the brightly colored crayons are boxed and sent in trucks to stores to be sold to you.
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Audisee® eBooks with Audio combine professional narration and text highlighting to engage reluctant readers! How does oil turn into fuel for cars and trucks? Follow each step in the production cycle-from clearing land to filling a tank with gas-in this fascinating book!
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