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In this activity, learners create a three-dimensional sculpture while examining the characteristics of fish.

Learners take on the role of environmental engineers as they design water filters.

This is an activity in which learners will find that they can detect differences in concentration better with their nose (smelling) than with their eyes (seeing).

In this water pollution activity, learners create pond water cultures and investigate the effects of adding chemicals or natural nutrients.

In this hands-on art activity, learners will study and identify features of the external anatomy of a fish.

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