Monday, September 12, 2011
Looking for a great science class warm-up?! Check out
from the Library of Congress. You can find answers to questions like...
Why is it hot in the summer and cold in the winter?
Does your heart stop when you sneeze?
What is freezer burn?
How long is the life span of a flea?
And much more! You can even ask your own question and see if they can answer it! Start your class with a great discussion from
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