TED-Ed has two lessons that arent specifically about Daylight Saving Time however are related to the topic. The History of Keeping Time describes sundials, hourglasses, and the advancement of timezones. Second, How Did Trains Standardize Time in the United States? discusses the role of railroads in the advancement of the timezones utilized in the United States (and most of Canada) today.

Daylight Saving Time ends today for numerous of my friends in Europe and it ends next Sunday for those of us in North American states and provinces that observe Daylight Saving Time. As someone who gets up early and resides in a northern state, I welcome the modification as Ill see the sun an hour earlier. And hopefully, my kids will make the most of the “extra” hour of time for sleeping next Saturday night.

Like I do practically every time Daylight Saving Time starts or ends, I have gathered together a handful of brief video explanations about why we have Daylight Saving Time. See and take a look if there is one that can help you explain Daylight Saving Time to your trainees..
National Geographic has 2 videos entitled Daylight Saving Time 101. The first one, released in 2015, is a bit more positive than the 2nd one that was published in 2019. Both versions are embedded below..

The Telegraph has a 90 second explanation of Daylight Saving Time. The video doesnt have any narrative so it can be seen without sound.

If it isnt as concise as the videos above, CGP Greys video description of Daylight Saving Time is still a great one even.