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Thank you! Do you have any questions for us?

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Thank you! Do you have any questions for us?

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Do you see any major flaws with this homemade filter?

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Do you see any major flaws with this homemade filter?

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Would you do this activity with your future students?

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Would you do this activity with your future students?

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Scientific Concepts for Students to Grasp

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Scientific Concepts for Students to Grasp

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Understanding what is in a water molecule

Foundational concept of gravity

Substances get more concentrated as they pass through a strain

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To build an efficient homemade water filter you need:

Plastic soda bottle

Cotton balls

Gardening dirt

Stones

Activated charcoal.

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29% of people do not have access to clean water worldwide.

People who live in poverty are less likely to have access to clean water

Lack of access to clean water kills over a million people a year

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4th Grade
Applicable to many grades

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Determine the effectiveness of a homemade water filter

Is it a viable option for people living in poverty?

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Predicting the filtering performance of a homemade water filter.

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Predicting a Homemade Water Filter’s Efficacy

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Predicting a Homemade Water Filter’s Efficacy

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By: Sophia Jacobs and Geffen Goldstein