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Baby Professor
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Janice VanCleave's Wild,...
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Lo Que Ve Un Cient?fico
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Test!: Collect and Document...
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Answer!: Analyze Your Data
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Write about Earth Science,...
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Guess!: Research and Form a...
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Be a Director of Photography:...
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Quark Model and High Energy...
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Shattering Sounds
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Descr?belo
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Light Surely Travels Fast!...
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Advances in Sonochemistry:...
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Using Clocks and Stopwatches
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Science and Craft Projects...
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Experiments with Light and...
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Laboratory Studies for...
Adrian J Brown
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Janice VanCleave's Wild,...
Janice VanCleave
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Experiments with Electricity...
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Physics and Technology of...
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Instruments for Scientific...
Baby Professor
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