Your friend has suggested a great experiment from Steve Spangler Science.
To take a look, visit:
Steve Spangler Science.
Sign-up and see why 170,000 people can't wait to open their inbox every week! Learn more
Teachers Save 20% – Thanks for All You Do in the Education of Our Children
Texas High School Student Gives His History Teacher a Lesson
What Is It Like to Share the Spotlight with Steve Spangler?
Teaching Then and Now – How Have Things Changed?
Pin Your Favorite Teacher Gifts to Give or Receive and Win a $100 Steve Spangler Gift Certificate
© 2013 Steve Spangler Science . SteveSpanglerScience.com . ( 800 ) 223-9080