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Grades
4 - 7
1
-
1.5
Hours

Water Filtration

Design Challenge
Engineering
Students will explore issues in the world relating to water and design their own water filtration system

Concepts at a Glance

  1. Importance of having access to clean water
  2. Where do we get our water
  3. How do we make it safe to drink
  4. How does that compare with other areas of the world, specifically in developing countries
  5. Using the engineering design process and ADST curriculum to design solutions to solve problems.
  6. Use Inquiry-based learning to solve a design problem.

Curriculum Connections

ADST

4 - 7

  • Use materials, tools, and technologies in a safe manner, and with an awareness of the safety of others
  • Identify the skills required for a task and develop those skills as needed
  • Understanding context, Defining, Ideating, Prototyping, Testing, Making, Sharing

Science

Grade 5

  • Local types of earth materials such as mineral, rock, clay, boulder, gravel, sand, soil.
  • In the environment: the nature of sustainable practice’s around BC’s resources.
  • First People’s conceptsof interconnectedness: everything in the environment is one / connected (e.g. sun, sky, plants and animals) and we have the responsibility to care for them.

Grade 6

  • Mixtures: separated using a difference in component properties
  • Density (e.g. centrifuge or settling)
  • Particle Size (e.g. sieves, filters)
  • Local First Peoples knowledge: historical and current First People’s use of separation and extraction methods.

Materials

  1. Dirt from outside for dirty water
  2. 2L pop bottle or plastic water bottle and a clear cup
  3. Cheesecloth
  4. Cotton balls
  5. Elastics
  6. Coffee filters
  7. Paper towels
  8. Optional extras: stones, activated charcoal, gravel, coarse sand, moss, tulle, gauze

Activity Instructions

Worksheets

Lesson Plan

Download Lesson Plan