Opening and closing cereal boxes, cookie packages, books, etc. with letters, numbers, pictures printed on them.
Fruits Which Fell Off a Tree on Shabbos or Before Shabbos. Eating One Fruit at a Time;
Is One Allowed to Close a Box or Container That Contains a Fly or Flies Inside?;
Is One Allowed to Remove Fruits from a Branch That Was Broken Off Before Shabbos? Removing Grapes from the Stem on Shabbos;