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Another Bright Idea!
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  In this activity on page 5 of the PDF, learners use their knowledge of energy and batteries to create homemade flashlights.
   
The Old White Sheet Trick: Light and Insect Behavior
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  In this outdoor, nighttime activity, learners gather around a brightly lit, white surface and study the behavior of nocturnal animals attracted to the light, particularly night fliers.
  