The parameters of the time for the mitzvah of "tashbitu" and analysis of the source in the Torah

The bedika/search for the chametz takes place at night with a candle- may the lights in one's house be left on during the search? Can a flashlight be used for the search?

The halacha for a teacher/student to be concise in their teaching/learning

The principles of bedikat, bittul and bi'ur chametz- why searching for chametz is needed after the verbal bittul is already complete

The order of Pesachim in Seder Moed, the deeper meaning behind the name of the Masechet

The halacha of repairing the Beit Hamikdash and who is allowed to be involved in this work

Issues of chatitza by the ramp in the Beit Hamikdash during the service of the kohen- application to wearing tefilling on top of a cast on one's arm

The parameters and source of Rabbinic prohibitions being lifted in the Beit Hamikdash- "ein shvut b'mikdash" - application to law of shechita while wearing a bandage

The use of a temporary tent on Shabbat and its parameters- application to opening/usinf umbrellas on Shabbat

The domain status of Jerusalem and why eruv chatzerot was never setup in Jerusalem