Various halachas pertaining to our fourth category "kevashim/shlokos" (preserved and cooked foods).
removing the thin piece of silver-foil or plastic which is on top of a yogurt, leben, coffee jar, etc.
An adult shaking a rattle for a baby and using an alarm clock on Shabbos;
How to work with folding a TALIS when one takes it off on Yom Tov which falls out Erev Shabbos and folding a TALIS...