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.
Water filter design challenge.
Let them decide in teams what materials they would like to use to filter their water.
To challenge students include one of the following constraints.
This can be done in many ways that change how difficult it is to filter the water.
Introduce the challenge.
Start by preparing the water you re going to filter.
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.
Instant clean drinking water without waiting or the use of chemicals.
Home science ages.
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.
Reusable faircap mini has a product life of approximately 1000 litres.
The water filtration challenge educator guide contains the following activities.
Watch and discuss nasa s ksnn 21st century explorer 30 second newsbreak where would a space explorer find water and oxygen.
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.
Divide the class into 5 groups corresponding to the 5 separate tables.
Assign a price per unit of material and give students a budget to work within.
Limit the amount of materials allowed for the design.
Try also adding food coloring or vinegar for a bigger challenge.
The challenge is for students to determine which filter media they should use to get the purest filtered water.
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.
In this hands on activity students investigate different methods aeration and filtering for removing pollutants from water.
Included in the purchase a faircap mini water filter and a folding bottle.
Log in inspiration video suggested materials recommended plastic container cotton.
Blog july 1 2020 remote interviews.