#NCed fourth graders research "slow and fast processes that change earth's surfaces," including weathering and erosion. #sci4E23 #Hashtag180 https://t.co/MWj6i9jnNC
— Kyle Hamstra (@KyleHamstra) May 18, 2018
from Twitter https://twitter.com/KyleHamstra
May 18, 2018 at 09:11AM
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