Length: 2.07 Grade Level:
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When Sony released the Walkman in 1979, everyone thought it would fail. But it didn't.
What other industries have made these kinds of leaps in innovation? Which haven't?
In 2008, housing prices soared. Getting a mortgage was easy. Then the bubble burst and the Great Recession began. Why?
Business / Family & Consumer Science
Science & Technology
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Audio Innovation Worksheet