Divide the class into 5 groups corresponding to the 5 separate tables.
Water filter design challenge.
For example mix some soil or dirt with tap water for an easier challenge.
This can be done in many ways that change how difficult it is to filter the water.
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Start by preparing the water you re going to filter.
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Let them decide in teams what materials they would like to use to filter their water.
Log in inspiration video suggested materials recommended plastic container cotton.
Home science ages.
7 9 10 12 the water filter challenge this stem activity gets your students looking at the properties of materials as they are challenged to test their survival skills by getting the dirt out of water using only natural materials and a drinks bottle they need to design and make their own natural filters.
The water filtration challenge educator guide contains the following activities.
The challenge is for students to determine which filter media they should use to get the purest filtered water.
Included in the purchase a faircap mini water filter and a folding bottle.
Introduce the challenge.
Assign a price per unit of material and give students a budget to work within.
At 5 separate tables place 1 pail of dirty water one cut and prepared pop bottle with gravel and equal amounts of all available filtering items.
Reusable faircap mini has a product life of approximately 1000 litres.
Working in teams they design build and test their own water filters essentially conducting their own dirty water projects a guiding data collection worksheet is provided.
Limit the amount of materials allowed for the design.
Clearly communicate to students that the water filtration devices they are about to make will remove some impurities but they will not make the water safe to drink.
Ai family challenge design challenges about us log in sign up sign up build a water filter build a water filter that can clean dirty water.
In this hands on activity students investigate different methods aeration and filtering for removing pollutants from water.
Understand the design challenge and become familiar with the materials.