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Thursday, January 8, 2015

Worms, Worms, Everywhere!

We created a worm habitat today to watch how worms move around in soil and to answer the question "what impact do worms have on soil?"  We will observe for two weeks to see what happens and answer the question above.  Notice there is a layer of soil, then an alternating layer of sand.  What do you think it will look like at the end of two weeks?