Understanding the type of knots that are allowed to be opened on Shabbos.
(Melting ice.) pouring warm water on congealed gravy (on dishes); placing meat or chicken with congealed gravy in a warm area;
Understanding the Concept of Using the Side of a Tree or Using Something Hanging or Sticking Out of a Tree. Is One Allowed to...
Understanding the logic between mixing horseradish and mayonnaise as opposed to baby cereal, etc.