Carolyn Trietsch recently defended her Ph.D. in entomology at Penn State. You can view her website or follow her on Twitter @carolyntrietsch. Laser pointers are perhaps the most abused visual aids in ...
Laser pointers may jazz up your PowerPoint presentation, but they can pose serious hazards to your eyes if you use them the wrong way. Case in point: A boy in Greece burned a hole in his retina after ...
A quick question that is work related. I would like to use a laser pointer with a PowerPoint / One Note presentation. Perhaps turn slides or even write on the screen. In other words I want to do more ...
Laser pointers were cool for about 30 seconds when they first came out, before becoming immediately passé and doing absolutely nothing to improve the boss’s quarterly reports presentation. However, ...
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