Which mathematical tool's packaging was revolutionized in 1998 when Texas Instruments introduced the 'slide case' design, significantly reducing classroom storage problems and damage rates?

The way mathematical tools and educational products are packaged can significantly impact their usability, adoption, and effectiveness in classrooms. From graphing calculators to geometry sets, packaging design plays a crucial role in how mathematical tools are perceived, stored, and utilized. Test your knowledge about a famous packaging innovation that revolutionized how a common mathematical tool is stored and accessed.

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Graphing calculators
Geometry compass sets
Mathematical manipulatives
Protractor and ruler sets