Edible aquifers

This hands-on school talk focuses on the importance of groundwater as a water source for Perth, the geology of an aquifer and groundwater contaminants.

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Years 3–6

Students will each build an aquifer using edible ingredients to represent the various elements.

  • Session length – 1 hour
  • Maximum number of students – 30

You will need to purchase the following materials for each group of 30 students:

  • 35 x standard clear plastic cups
  • 100s & 1000s sprinkles (as used to make fairy bread)
  • 1 x small plastic teaspoon per student 
  • 2 x big spoons (to serve ice cream)
  • 2 litres vanilla ice cream
  • 1 straw per student
  • 2 litres of lemonade
  • 1 small bottle of food colouring (with eye dropper)
  • 1/2 bag of crushed ice
  • Paper towels
  • Tub to carry ice

Learning objectives

  • Understand the geology of an aquifer.
  • Understand the consequences of groundwater contamination polluting our drinking water supplies.
  • Identify ways to prevent contaminants entering the groundwater systems.

Optional lesson plans and activities to conduct before your school talk

Book a school talk

Years 7–10

During this hands-on school talk, students will learn about Perth’s aquifers and the risks of groundwater contamination due to human behaviours. Each student will build an aquifer using edible ingredients to represent the various elements. The activity also discusses how we can protect our groundwater from pollutants, helping to ensure its sustainability.

  • Session length – 1 hour 
  • Maximum number of students – 30

You will need to purchase the following materials for each group of 30 students:

  • 35 x standard clear plastic cups
  • 100s & 1000s sprinkles (as used to make fairy bread)
  • 1 x small plastic teaspoon per student 
  • 2 x big spoons (to serve ice cream)
  • 2 litres vanilla ice cream
  • 1 straw per student
  • 2 litres of lemonade
  • 1 small bottle of food colouring (with eye dropper)
  • 1/2 bag of crushed ice
  • Paper towels
  • Tub to carry ice

Learning objectives

  • Understand the geology of an aquifer.
  • Understand how groundwater contamination can challenge the sustainability of our drinking water supplies.
  • Identify ways to protect our groundwater systems and reduce the risk of environmental contamination.

Optional lessons and activities to conduct before your school talk

Book a school talk