Rolling Marbles, Nuts, and Balls Indoors and Playing with Kugaluch or Jacks on Shabbos;
Understanding the Concept of פסיק רישיה (P'sik Reisha): When an Allowed Action Causes a Forbidden Result with Two דרבנן. When Is One Allowed to...
how to Apply the Melacha of 'מכה בפטיש' (Final Action);