The Big Universe Reader™ requires Flash Player 9 or later.

Understanding the concepts of solids, liquids, and gases is central to the early science curriculum. States of Matter uses simple text vetted by a science curriculum consultant and a reading consultant to introduce beginning readers to these important concepts. Each book features a strong photo-text match and clear, full-color diagrams to enhance comprehension. 24 pages, full-color photographs, paperback.

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