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PUBLIC MARKS from jgrogan with tag experiment

28 October 2007 14:15

Teacher's Guide...Water: From The Earth For You.

Do you know where the water you drink comes from? Some people drink surface water every day! How do water treatment plants clean up water that comes from these areas so people can use it?

plants water experiment filtration

28 October 2007 14:00

Teacher's Guide 5...Rotten But Not Forgotten...Lesson 1 Activity:Decomposers at Work! It’s a Happenin’ Thing!

Lesson Overview: Students design and conduct investigations that illustrate the process of decomposition.

design experiment decomposition

1 (2 marks)

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