Fermentation or Fervor
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Binyan B’Keilim
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In this Torah class (shiur) on Hilchot Shabbat, Rabbi Shimon Isaacson reviews the halachot relating to building with tools.
Stupendous Supplication
Posted onEnd of Zoreia, Beginning of Kotzer
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In this Torah class (shiur) on Hilchot Shabbat, Rabbi Shimon Isaacson completes his overview of the prohibition of planting (zoreia) on Shabbat, and introduces the next melacha, the prohibition of harvesting (kotzer).
Practical Applications of Zoreia
Posted onIn this Torah lecture (shiur) on Hilchot Shabbat, Rabbi Shimon Isaacson discusses the practical areas where the melacha of zoreia comes up on Shabbos.
The Melacha of Zoreia and its Toldot
Posted onIn this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson differentiates between the primary prohibition (av melacha) of zoreia and its toldot (subsidiaries).
Introduction to Melechet Zoreia
Posted onIn this Torah class (shiur) on Melechet Zoreia, planting, Rabbi Shimon Isaacson introduces the melacha, prohibited action, with a halachic definition of planting. According to some, zoreia is defined by merely placing seeds in the ground, while others posit that the seeds must take root for zoreia to take place.
Tofer and Korei’a
Posted onIn this Torah shiur (class) on Hilchot Shabbat, Rabbi Shion Isaacson teaches the practical applications of the melacha of Tofer, sewing and attaching, and introduces the related melacha of korei’a, tearing.
Tofer: Sewing and Attaching
Posted onIn this Torah class (shiur) on Hilchot Shabbat, Rabbi Shimon Isaacson introduces the halachic basis for the melacha, prohibited activity of tofer, sewing.
Trapping: Practical Guidelines
Posted onIn this shiur (Torah class) on Hilchot Shabbat, Rabbi Shimon Isaacson completes his survey of the prohibition of trapping any living thing of Shabbat, and its practical applications.
The Conceptual Underpinnings of Melechet Tzad
Posted onIn this Torah class (shiur) on the laws of Shabbat, Rabbi Shimon Isaacson presents both the theoretical principles and the practical applications of the prohibition of trapping on Shabbat.
Melechet Tzad
Posted onIn this Torah shiur on Hilchot Shabbat, Rabbi Shimon Isaacson begins teaching Hilchot Tzad, trapping or hunting, and its contemporary applications.
Chief Criterion
Posted onSerendipity And Subordination
Posted onBrushing Teeth on Shabbat
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In this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson discusses the eight issues relating to brushing teeth on Shabbos.
Overview of Memachek
Posted onIn this Torah shiur (class) on Hilchot Shabat, Rabbi Shimon Isaacson introduces the Av Melacha (primary prohibited activity) of Memachek (smoothing), and its toldah (sub-category) of Memarei’ach (spreading or scraping). The class included a discussion of using ointments on Shabbos.
Hanging Up Wet Clothing on Shabbat
Posted onIn this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Issacson discusses the prohibition of hanging up wet clothing to dry on Shabbat, as part of the prohibition of marit ayin (giving the impression that one has transgressed a Torah law), as hanging up wet clothes can give the impression that one has recently laundered them.
Sechita: The Prohibition of Wringing out Clothing
Posted onIn this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson reviews the prohibition of sechita, wringing out a wet garment or fabric, as this act is an integral part of the laundering process.
Laws of Libun, Part 2: Dry Cleaning
Posted onIn this Torah shiur (class) on the laws of Shabbat, Rabbi Shimon Isaacson discusses whether one can clean a garment without using a liquid medium.
Introduction to Libun: Laundering on Shabbat
Posted onIn this Torah shiur (class) on the laws of Shabbat, Rabbi Shimon Isaacson begins explaining the Shabbos prohibition of cleaning and laundering clothes and fabrics.
Mochek: Erasing on Shabbat
Posted onIn this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson analyzes the prohibition of erasing on Shabbat, focusing on the issue of cutting cakes with writing.
Kotev: Writing in Other Languages
Posted onIn 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.
Practical Applications of Kotev
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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.
Melechet Kotev: Temporary Writing
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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.
The Melacha of Kotev: Engraving
Posted onIn this shiur (Torah class) on Hilchot Shabbat, Rabbi Shimon Isaacson begins teaching the melacha (Shabbat prohibition) of Kotev, writing or engraving.
Introduction to Melachot of Kotev and Mochek
Posted onIn this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson introduces the melachot (Shabbat prohibitions) of Kotev, writing, and mochek, erasing.
Melechet Kosher Principles and Applications
Posted onIn 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.
Introduction to Melechet Kosher
Posted onIn this Torah shiur (class) on Hilchot Shabbat, Rabbi Shimon Isaacson introduces the Melacha of Kosher, the prohibition of tying a permanent knot on Shabbat.
Expanding on a Shabbat Prohibition
Posted onIn 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.