LOGO

From LOGO promotional material: The fun and easy programming language for all ages. Yes the turtle that draws! Beginners can learn it within minutes, yet LOGO is far from a simple language. It is as powerful as any other language. The language was based on LISP and designed to teach…

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Pacemakers

An “artificial pacemaker” is a small, battery-operated device that helps the heart beat in a regular rhythm. Some are permanent (internal) and some are temporary (external). They can replace a defective natural pacemaker or blocked pathway. A pacemaker uses batteries to send electrical impulses to the heart to help it…

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