As I remember it, LOGO was a triangular turtle that roamed across the monochrome screen of an Apple II in my first grade classroom. Wherever he went, a line of ink would follow him -- it came from ...

It is, perhaps, most popular for its "turtle", basically a small triangle on the screen that you program to go left, right, or forward (you have to make a 180 to turn around).

In 1967, the Logo programming language launched, aimed at teaching kids how to move a triangle “turtle” around to draw lines on a screen.

Seymour Papert, one of the creators of the Logo programming language and a significant influence behind One Laptop Per Child and Lego Mindstorms, died Sunday at home in Maine. He was 88.