Signing Documents with Adobe Acrobat Reader

Signing Documents with Adobe Acrobat Reader

It is possible to use Adobe Acrobat Reader to “sign” documents.  There are actually several levels of both security and complexity, so depending on what you want to do you can either choose the easiest, or the most secure (well,…

COVID-19 Educational Technology Glossary

The novel (i.e. new) coronavirus, SARS-CoV-2, has prompted novel (i.e. new) terminology in the field of educational technology.  To keep track of it all, I’ve started this glossary page, which I will update from time to time.   I welcome additions,…

Figure 1: Webcam pointed at a physics lab experiment, and shared via Blackboard Collaborate Ultra

Local+Remote Lab Classes

This article explains a potential way to teach physics lab classes in the time of COVID-19, in a way that gives students some hands-on experience with the equipment and preserves the collaborative element of working as lab partners. (750 words)…

Visualization of the Cislunar Potential

Visualization of the Cislunar Potential

In the past few days I’ve been following the playback of the Apollo 11 mission in “real time” (delayed exactly 50 years) at https://apolloinrealtime.org/11/.  Among all the news related to the 50th anniversary of the Apollo 11 moon landing I…

Summer Solstice 2019 in Wooster Hall

Summer Solstice 2019 in Wooster Hall

As we have done in past years, a small group of those interested came to Wooster Hall to observe the skylight lights cross over the staircase at Solar Noon (at 12:58:16 EDT). This year the actual Solstice (at 11:54 EDT)…

Figure 2: Pennies after cleaning.

Cleaning Pennies with Taco Sauce

I have been collecting old pennies for a science experiment.   (The composition of the penny changed in 1982, which changed the weight slightly, and I will soon have a student exercise that makes use of that weight difference.  Stay tuned…) …

Vernal Equinox 2019

What a difference a year makes. Last year I made a time-lapse video of the Vernal equinox in Wooster Hall by standing next to a wall and taking a photo about once a minute for an hour. This year I…

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