The Torah Learning on this site is dedicated in memory of Rochel Leah bas R' Chaim Tzvi and R' Yisrael Menachem ben R' Binyamin.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson continues his discussion of the prohibition of writing on Shabbat, focusing on the halachic definition of writing in languages other than Hebrew.
In this Torah shiur (class) on the Melacha of Kotev (writing), Rabbi Shimon Isaacson reviews the practical applications of Hilchot Shabbat, including the halachot of making puzzles on Shabbat, writing on cakes, and using a magnet board.
In this Torah shiur (class) on the Melacha (Shabbat prohibition) of Kotev, Rabbi SHimon Isaacson explains the need for the writing to be lasting, (kayama) in order for it to be considered a complete Torah transgression. In addition, Rabbi Isaacson examines the issue of writing in other languages.
In this shiur (Torah class) on Hilchot Shabbat, Rabbi Shimon Isaacson begins teaching the melacha (Shabbat prohibition) of Kotev, writing or engraving.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson introduces the melachot (Shabbat prohibitions) of Kotev, writing, and mochek, erasing.
In this Torah shiur (class) on Hlchot Shabbat, Rabbi Shimon Isaacson looks at the principles and applications of the prohibition of Kosher, tying knots on Shabbat.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson introduces the Melacha of Kosher, the prohibition of tying a permanent knot on Shabbat.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson discusses the concept of Marbeh B’Shiurim, the question of whether one may expand on a Shabbat prohibition in a situation where it is permitted.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson explores the various laws of Maaseh Shabbos, which discuss whether one can benefit from an act of chillul Shabbat.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson discusses whether of not it is permissible to benefit or use something which was created by someone performing a Shabbat prohibition.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson presents the issue of Hatmanah, insulating a food in order to retain its warmth, on Shabbat.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson instructs us on practical ways to warm up food on Shabbat.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson analyzes the difference between Melachot D’Rabbanan (Rabbinic Shabbat Prohibitions) and Gzerot D’Rabbanan (Rabbinic Ordinances), and how it impacts Shehiya and Chazara. The class also discusses the use of crockpots on Shabbat.
In this shiur (Torah class) on Hilchot Shabbat, Rabbi Shimon Isaacson concludes the laws of shehiya, leaving food on a fire on Shabbat, and introduces the laws of chazara, returning food onto a fire on Shabbat.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson discusses the definition of shehiya (leaving food on a flame on Shabbos), and elaborates on the various types of shehiya. Rabbi Isaacson begins a discussion of how to apply these principles to using a blech, hotplate, and oven on Shabbos.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson discusses how to prepare tea properly on Shabbat, and the prohibition on Hagasa (stirring) very hot food.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson explains why one may not cook in a kli sheni (secondary container), and reviews the Halachot of ‘iruy’ (pouring hot liquids).
In this shiur (Torah class) on Hilchot Shabbat, Rabbi Shimon Isaacson continues his explanation of the differences between kli rishon and kli sheini.
In this shiur (Torah class) on Hilchot Shabbat, Rabbi Shimon Isaacson explains the fundamental differences between kli rishon and kli sheini.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson discusses the kli rishon (first degree of heated container), kli sheni (second degree of heated container), and kli shlishi (third degree of heated container), and explains the Halachot that refer to each, as regards to cooking or heating food on Shabbat.
In this Torah shiur on Hilchot Shabbat, Rabbi Shimon Isaacson explains the Halachic ruling of Ain Bishul Achar Afiya/Tzliyah. There is no additional cooking after an item has been baked or roasted, and how it applies to relevant questionable situations.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson discusses the details for the Halacha that there cannot be cooking of a previously cooked item, and how the Halacha views baking after cooking.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson discusses the laws of cooking on Shabbat, focusing on the laws relating to liquid foods.
In this Torah shiur (class) on the laws of Shabbat, Rabbi Shimon Isaacon discusses the definition of Bishul (cooking) the status of partially cooking food on Shabbat.
In this Torah shiur (class) on Hilchot SHabbat, Rabbi Shimon Isaacson sums up the Melacha of Dosh and its contemporary applications, such as squeezing fruit and making ice.
In this Torah shiur (class) on the laws of Shabbat, Rabbi Shimon Isaacson teaches the Melacha of Dosh (literally Threshing), the prohibition of extracting a desired item from an undesired one . In this class, Rabbi Isaacson discusses juicing fruit on Shabbat, and whether one can squeeze a fruit on Shabbat if the liquid is not used.
In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson begins the Melacha of Dosh, Threshing. This melacha can be understood through a discussion of milking a cow on Shabbat.
In his final class of Hilchot Shabbat II, Rabbi Shimon Isaacson discusses the practical applications of the laws of Psik Reisha D’La Nicha Lei. Examples such as cutting letters on a cake, turning refrigerator lights on and off by opening and closing a refrigerator doors, and eating grapefruit are discussed in this shiur.
In this class on Hilchot Shabbat, Rabbi Shimon Isaacson teaches the important Halachic concept of Psik Reisha D’ La Nicha Lei, an inevitable performance of a melacha that is not intended by the person doing the action. The class discusses the Machlokes between Tosfot and the Aruch about whether or not such actions are permissible on Shabbat.
