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September 27, 2004

Personal attention, from a computer

Fourteen-year-old Rochelle Brown was close to solving an algebra problem. Yet she stumbled repeatedly on one calculation: -2.3 + 0.5. As she sat at a computer screen, she kept typing 2.8, an incorrect answer. Eventually a hint popped up: "Think about the sign of your answer."

When Rochelle finally typed the correct sum, -1.8, the computer showed its appreciation by allowing her to move on to a new problem. She smiled at her small triumph.

Since January, Middle School 301 in the Bronx, N.Y., where Rochelle is an eighth grader, has been using a software program called Cognitive Tutor to help students learn math. The software, from Carnegie Learning, a 8-year-old company that got its start at Carnegie Mellon University, is designed to give students individualized instruction when personal attention is scarce.

Complete Article

Posted by thinkingmachine at September 27, 2004 02:44 PM

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