It's been years since I've researched LOGO, but there are some interesting projects around it still alive.
If you're ok with an online alternative, take a look at
This one is 'LOGO in a browser', with samples. Might be an easy to share resource with students.
Although not a 'straight answer', I've started with that because ...
I am not aware of any software that is created for downloading a MS LOGO (I am not sure if I get your question right)..
Have you thought about downloading a Microsoft Logo through one of services that are created for sharing images?
For example one of most favorite is called a ShutterShock.
All images saved there are basically an intellectual property of ...
Usage: remindme -t "3m 1s" -m "I have to do homework"
Time can be simply number meaning second, or have suffix s, m, h or d. See man page for GNU sleep. For macOS you need to convert time into seconds or write a function to do so.
Solution 1: Using wall. Works on Linux, graphically and non-graphically, should work on macOS, atleast non-...
You can use ffmpeg to create "black" video, like this (source):
ffmpeg -t 60 -s qcif -f rawvideo -pix_fmt rgb24 -r 25 -i /dev/zero silence.mpeg
and then add text as subtitles (source)
ffmpeg -i infile.mp4 -i infile.srt -c copy -c:s mov_text outfile.mp4