You're on solid ground if you decide to use the resource. A simple activity has young engineers investigate the problem of liquefaction. A battery placed on dry sand will stay standing—but not if scholars add water to the cup.

Concepts

engineering design, earthquakes, technology resources

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Instructional Ideas

• Invite a seismologist to give a presentation

Classroom Considerations

• Each group needs a cup, a battery, and some sand 
• Some knowledge of seismology is advantageous but not necessary

Pros

• Describes engineering and science connections
• Gives possible questions to use during the discussion phase of the lesson

Cons

• None