Interest Level: Grades 4-7

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  Engineering for Avalanches and Landslides

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  Engineering for Disaster
  (Set of 6)
  

  $59.70 – $149.70Price range: $59.70 through $149.70
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  Engineering for Earthquakes

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  Engineering for Floods

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  Engineering for Hurricanes

  $9.95 – $24.95Price range: $9.95 through $24.95
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  Engineering for Space Disasters

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  Engineering for Tornadoes

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  Engineering the Human Body
  (Set of 8)
  

  $79.60 – $199.60Price range: $79.60 through $199.60
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  Establishing the American Colonies

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  Establishing the Judicial Branch

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  Establishing the Legislative Branch

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  Ethiopia

  $9.95 – $24.95Price range: $9.95 through $24.95