2002_11_24 - Koheles' Complaints and Adam's Punishment
Sources: Bereishis 3:8 Koheles 1:1

2003_11_23 - Understanding Kayin's Punishment and The Profound Ideas of Gan Eden
Sources: Bereishis 4:1

2006_10_29 - The Personality of Kayin
Sources: Bereishis 4:1

2010_09_16 - The Difference Between Knowledge and the Soul
Sources: Bereishis 1:1

C006 - First Rashi In Bereishis, Yaakov and His Children
Sources: Bereishis 1:1

C011-012 - Adam HaRishon
Sources: Bereishis 1:1

C065 - Nachash and Chava
Sources: Bereishis 3:1

C107-108 - The Snake
Sources: Bereishis 3:1

C110 - "Adam MiMakom Kaparaso Nivra"
Sources: Bereishis 3:1

C211 - Kedushas Shabbos
Sources: Bereishis 2:1

C243 - Bereishis 1:14 - Rashi sv "VeHayu LeOsos"
Sources: Bereishis 1:14

b) Sukkos

2004_10_12 - The Relationship Between Sukkos and Pesach
Sources:

D260-The_Idea_Behind_the_Hoshanos
Sources:

BN9379 - Torah Holidays
Sources:

BN9381 - Holidays
Sources:

c) Koheles/Ecclesiastes

BN9608 - Ecclesiastes
Sources:

N005-012-Koheles
Sources:

N026 - Koheles Chapter 2
Sources: Koheles 2:1

N027-035 - Koheles 1 of 3
Sources: Koheles 1:1

N027-035 - Koheles 2 of 3
Sources: Koheles 1:1

N027-035 - Koheles 3 of 3
Sources: Koheles 1:1

N083 - Koheles on Accomplishment
Sources: Koheles 1:1

N085-095 - The Purpose of Sefer Koheles - 1 of 3
Sources: Koheles 1:1

N085-095 - The Purpose of Sefer Koheles - 2 of 3
Sources: Koheles 1:1

N085-095 - The Purpose of Sefer Koheles - 3 of 3
Sources: Koheles 1:1

N096-097 - Succos 2001 - Koheles
Sources: Koheles 1:1

Kohele's Complaints and Adam's Punishment (2002)
Sources: Koheles 1:1

02-Halachah

Rav Chaim - Hilchos - Yom Tov CH 6 HL 11 - Eruv Tavshilin
Sources:

Sukkos 2004 - Kerias HaTorah - Baal Koreh
Sources:

Sukkos 2002 - Chol HaMoed 1 of 3
Sources:

Sukkos 2002 - Chol HaMoed 2 of 3
Sources:

Sukkos 2002 - Chol HaMoed 3 of 3
Sources:

Sukkos 2002 - Simchas Torah Review - Sukkah 36b sv Mishnah - 1 of 2
Sources: Sukkah 36b sv Mishnah

Sukkos 2002 - Simchas Torah Review - Sukkah 36b sv Mishnah - 2 of 2
Sources: Sukkah 36b sv Mishnah

HL207 - Mitzva of Arava in the Mikdash
Sources: