Students are constructing scientific explanations on the properties of water this week in … https://t.co/8WhM6iGzo5 http://pic.twitter.com/tDW9g5OiCB
— Pine Grove Middle (@PGMVikings) August 19, 2016
from Twitter https://twitter.com/PGMVikings
August 19, 2016 at 10:42AM
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