Self Realization Publications: K-12: Structures What makes structures strong ... or weak? Take a look at how bridges and skyscrapers are designed and built to perform amazing tasks. And learn why they sometimes fail. Bridges — Compare and contrast three designs of bridges-beam, arch, and suspension-to see which works best for different purposes. Skyscrapers — Why are skyscrapers built? And how on earth do they continue to get built higher? Learn what needs to be considered when structures of this height are designed. video

			K-12: Elementary
			Structures

What makes structures strong ... or weak? Take a look at how bridges and skyscrapers are designed and built to perform amazing tasks. And learn why they sometimes fail. Bridges — Compare and contrast three designs of bridges-beam, arch, and suspension-to see which works best for different purposes. Skyscrapers — Why are skyscrapers built? And how on earth do they continue to get built higher? Learn what needs to be considered when structures of this height are designed.

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