An adult shaking a rattle for a baby and using an alarm clock on Shabbos;
הכנה ליום אחר (Preparations for a Weekday): Is One Allowed to Wash One's Hands Over Dirty Dishes if They Are in a Pan or...
(Melting ice.) pouring warm water on congealed gravy (on dishes); placing meat or chicken with congealed gravy in a warm area;