| http://www.w3.org/ns/prov#value | - Students need the following supplies: 4-5 pencils, preferably unsharpened 3-4 planks or cardboard or other material that at least a two feet long and wide enough to roll a pencil along 4-5 yard sticks chalk (this will be used to roll the pencils down) 2 pairs of same-size running shoes (optional) chart paper and markers Bookmarked sites: Scientific method/variables Web sites Brigham Young Universi
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