Your plants will survive without you. Scholars create a device that can water plants using a coiled string. Along the way, they learn about adhesion and cohesion of water. The challenge is to keep the plants alive for at least a week.

Concepts

engineering design, adhesion, cohesion, plant needs, technology resources

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Instructional Ideas

• Ask a florist to donate flower pots

Classroom Considerations

• Activity requires 30 minutes, but class members need to monitor plants over the course of a week
  
• Requires a variety of materials
  

Pros

• Diagrams in the instructions help show the setup
• Lists some discussion questions to use with the class

Cons

• None