Homework Help: 8th grade

Posted by Ben on Wednesday, October 28, 2009 at 6:22pm.

Please Help Me. I'm doing a Science Fair Project, and I need help with finding simmilar experiments to mine. My experiment is:
Which saliva is cleaner: Cat, Dog, or Human???

8th grade - bobpursley, Wednesday, October 28, 2009 at 6:28pm
You must be much more specific on what "cleaner" means before you proceed. Discuss this with your parents or teacher, because "cleaner" is not a useful term.

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