Lord Ganesha, the prodigal son of Shiva and Parvati, is the most worshiped God. Before doing any auspicious work Ganesha must be worshiped. Before doing any pooja Ganesha pooja must be performed. He is the God who removes your obstacles. He is the embodiment of wisdom and worshiped by those seeking knowledge .
In his various forms he is worshiped as Buddhi Ganapati for better knowledge, Vidya Ganapati for studies, Siddhi Ishwarya Ganapati for wealth, Sankata Nashana Ganapati to remove obstacles and difficulties etc. He is also the presiding Deity of Astrology.