Light But Strong

How do you get the most building out of the least amount of building materials? One way is to choose materials that are light, but strong. The shape of the materials is important too. Students will see that I-beams and triangle-shaped braces are just two of the tricks architects use.

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Rights granted with the purchase include: a) life of media audiovisual use, B) public performance, c) campus or building closed circuit and digital/video-on-demand transmission.

Ideal for grades 5-8
Duration: thirty minutes
©1993 Children's Television Workshop
Series #567
Series title: 321 Contact Architecture