This free online course offers a deep dive into Gauss's Theorem, carefully breaking down its statement, key terms, and applications. Originally recorded in an offline classroom setting, this 90-minute lecture has been structured into four concise lessons for an engaging learning experience. Students will benefit from detailed theoretical discussions and problem-solving sessions using a specially designed problem sheet. Whether you are preparing for JEE, NEET, or other competitive exams, this course will strengthen your understanding of electrostatics.