Which of these famous mathematics product packaging innovations included a transparent window specifically designed to showcase the device's graphing capabilities?

In the 1990s, a revolutionary product changed how mathematics was taught in classrooms worldwide. This device transformed abstract concepts into visual representations and made advanced calculations accessible to students. Its packaging and marketing strategy became iconic in educational technology, creating a new product category that remains influential today.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Texas Instruments TI-83 graphing calculator's 'See-Through' box design (1996)
Casio fx-7000G 'Mathematical Marvel' packaging (1985)
HP-28S 'Advanced Mathematician' retail display case (1988)
Sharp EL-9600 'Graphic Master' educational bundle packaging (1995)