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A PROJECT GUIDE TO FORCES AND MOTION by KESSLER, COLLEEN (Hardcover - 2011) ISBN: 9781584159650 Subject: CHILDREN Publisher: MITCHELL LANE PUBLISHERS |
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A PROJECT GUIDE TO LIGHT AND OPTICS by KESSLER, COLLEEN (Hardcover - 2011) ISBN: 9781584159698 Subject: CHILDREN Publisher: MITCHELL LANE PUBLISHERS |
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