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Water treatment on a large scale enables the supply of clean drinking water to communities.

$5 - $10 per group Ages 11 - adult 45 to 60 minutes
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When it rains, water can collect on top of and seep into the ground. Water can also run downhill, carrying soil and pollution with it.

Over $20 per group Ages 8 - adult 45 to 60 minutes
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In this activity, learners construct a coastal landmass from sand and add features such as tidal creeks and barrier islands.

$5 - $10 per group Ages 8 - adult 45 to 60 minutes
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Millions of organisms can live in and around a body of water.

1 cent - $1 per student Ages 8 - adult 45 to 60 minutes