Search Results
Showing results 1 to 2 of 2
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-328.png?itok=i5EL-KMj)
Water Filter
Source Institutions
In this engineering activity, challenge learners to invent a water filter that cleans dirty water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-031.png?itok=b_4fZEGw)
Cleaning Water with Dirt
Source Institutions
In this activity on page 7 of the PDF (Water in Our World), learners make their own water treatment systems for cleaning water.