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Material Detectives introduces children to materials around them, taking a familiar object made from a single material as a starting point for exploring the properties and uses of that material. When you want to find outà Heinemann Read and Learn is an extensive collection of nonfiction books for Young readers. Each Read and Learn series help children discover the world around them. Each chapter begins with a question that helps children focus and learn to form their own questions. A picture glossary visually reinforces and clarifies new words. When you want to find outàlook for Read and Learn books. Book jacket.