Mr. Wizard's 400 Experiments in Science
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Clear Thinking: A Practical Introduction
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How Do You Know It's True?: Discovering the Difference Between Science and Superstition
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How a rock came to be in a fence on a road near a town
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Discovering Scientific Method
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The Story of Mathematics: Geometry for the Young Scientist
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Clear Thinking: A Practical Introduction
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The Wonder of Electricity
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The Wonder of Light: A picture story of how and why we see
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THE WONDER OF HEAT ENERGY
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Non è vero... ma ci credo! Superstizioni popolari e verità scientifiche
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Guidelines to Education of Nonreaders
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Reality-Centered Learning
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Invitations to Investigate: An Introduction to Scientific Exploration
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