Om Aim Hrim Kleem Maha Saraswati Devaya Namaha

This is the Mantra of Swarswati. She is the goddess of Knowledge. This maha Saraswati mantra is mainly chanted by students to make learning easy and help them score good marks in exams.

ॐ ऐं ह्रीं क्लीं महासरस्वती देव्यै नमः