Thursday, September 09, 2010

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  Let the Professor be your guide to a fun and successful science project   The Science Project Professor  


Price: $5.99
Level: Suggested for Grades 3 - 4


Which is Brighter? Sunlight or a 100-watt Light Bulb?
Which is Brighter? Sunlight or a 100-watt Light Bulb? Which is the brightest light in the land? Now you’ll know! This project involves a comparative study.

Materials Needed:

  • a mirror
  • 1-100 watt light bulb
  • a light meter
  • sunny day
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