Understanding the Jewish Calendar 613 Mitzvos Aleinu L'Shabei'ach is a remarkable

Aleinu L'Shabei'ach is a remarkable compendium of Torah wisdom

the Rosh Yeshivah presents the fruit of his thought and writing

This brilliant collection of timely

readable language

especially young ones

Understanding the Jewish Calendar 613 Mitzvos Aleinu L'Shabei'ach is a remarkableBased on the Laws of Kiddush HaChodesh by the Rambam This clear and engaging work explores the foundations of the Jewish calendar through the lens of the Rambams Hilchos Kiddush HaChodesh. It explains the halachic and astronomical principles behind the calculations of months and festivals, including the roles of the sun, moon, and constellations. Complex concepts are presented in a straightforward, thoughtful manner that supports modern scientific