11-12 years old

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Why? Earth's Catastrophe (Why? Science 100)
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Why? Disease (Why? Science 25)
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Why? Charles Darwin Origin of Species (Why? Humanities Classics 11)
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why? 30 must-read books recommended for upper elementary school students
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Why? Computers (Why? Science 4)
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Why? Computer Viruses (Why? Science 57)
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Why? Coding Workbook 1: Basics
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Why? Coding Workbook 2: Animation
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Why? Coding Workbook 3: Games
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Why? Coding Workbook 4: Life Science
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Why? Coding Workbook 5: Hamster Robot
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Why? Coding workbook set (5 volumes in total)
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Why? Choice Ridge (Why? Humanities Classics 26)
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Why? Reptiles and Amphibians (Why? Science 39)
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Why? Standard Science (Why? Science 69)
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Why? Protestant ethics and the spirit of capitalism – Max Weber (Why? Humanities Classics 12)
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