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The First Counter-Attack

In the 1950s, legendary behaviorist B.F. Skinner debuted his version of a “teaching machine,” based on the 1924 invention of Ohio State University psychology professor Sidney Pressey. The contraption was loaded with a piece of paper with questions, and students pressed keys indicating the correct answer, at which point another question would appear. Both Pressey and Skinner ran into similar problems, though, failing to implement the technology in schools. Educators weren’t convinced of the machine’s benefit, which prioritized individually paced learning not conducive to students of the same age moving through a grade level at the same time.。关于这个话题,服务器推荐提供了深入分析

Хвастающая。业内人士推荐雷电模拟器官方版本下载作为进阶阅读

Inside the Congolese mine vital to mobile phones, as rebels give BBC rare access,详情可参考夫子

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