TED-Ed has 2 lessons that arent specifically about Daylight Saving Time but 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? describes the role of railroads in the advancement of the timezones utilized in the United States (and many of Canada) today.

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

Daytime Saving Time ends today for much of my pals in Europe and it ends next Sunday for those people in North American states and provinces that observe Daylight Saving Time. As someone who gets up early and resides in a northern state, I invite the modification as Ill see the sun an hour earlier. And ideally, my kids will take advantage of the “extra” hour of time for sleeping next Saturday night.

Like I do nearly each time Daylight Saving Time starts or ends, I have actually congregated a handful of brief video descriptions about why we have Daylight Saving Time. Take a look and see if there is one that can assist 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 variations are ingrained below..

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