Once every generation Jupiter passes Saturn, a so-called Great Conjunction. On December 21, 2020, Jupiter passes 0.1 degree from Saturn. This is the closest conjunction since 1623. The following link is the an analysis of the 1623 conjunction and the prospects for seeing the planets in 2020. This article was first published at https://ncral.files.wordpress.com/2019/12/nl_winter_20.pdf (You may need to copy and paste the links)
Please share it with other observers and school teachers as you think appropriate.