What this lesson teaches
This activity teaches children about water filtration and the importance of clean water.
Build your own water filter and discover clean water magic!
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This activity teaches children about water filtration and the importance of clean water.
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Hands-on activities help children understand scientific concepts better. Building a filter engages them creatively and practically, making learning memorable.
1. Cut the plastic bottle in half and keep the top part. 2. Place a layer of cotton balls at the neck of the bottle. 3. Add a layer of sand on top of the cotton balls. 4. Pour a layer of gravel on top of the sand. 5. Slowly pour the dirty water into the filter. 6. Collect the clean water in a container and observe the difference. What did you notice?