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Biotechnology Through Time
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  In this activity, learners investigate the history and development of agricultural biotechnology.
   
Paleontologists: Can You Dig It?
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  In this activity, learners explore the work of paleontologists.
   
Layered Fossil Parfait: Deeper is Older
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  In this activity, learners explore dinosaur fossils by making an edible treat. First, learners read "Dinosaur Bones" by Aliki to examine how fossils are formed.
  