What keeps building from toppling over in the wind? Why are some earthquake-proof and others not? We’re going to look at how engineers design buildings and bridges while making our own.


Here’s what you need:
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  • Index cards
  • Blocks
  • Straws
  • Clay
  • Disposable cups

Watch the video:




Download Student Worksheet Exercises


Exercises 


  1. What are three different kinds of forces?
  2.  Using only blocks, what kind of wall design is the weakest?
  3.  Why does the bridge seem stronger when a card is arched underneath?

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Comments

4 Responses to “Building Bridges”

  1. Feel free to make anything you feel inspired to!

  2. Can you make anything or just those?

  3. Look on the last page of the download under the video. Enjoy!

  4. christina_andrist says:

    How can we find the answer’s to your 3 questions.