An angry Shiva severed the head of Ganesha after a combat between the two. It is the prashad which is given out during the Puja.
It is considered that, first time the fast of Ganesha was kept by the Moon as he was cursed by the Ganesha for his misbehaviour.
Ganesh Visarjan means idol immersion into water is a special and most important part of the puja. Essays on Ganesh Chaturthi The festival of Ganesh Chaturthi is much awaited, significant and cheerful celebrations for the Indians.
Devotees pray to Lord Ganesha, especially those who offer Modak, sing devotional songs, recite chants, recite mantras, as well as receive blessings of knowledge and prosperity.
As per the Mythology When Lord Shiva replaced the head of Ganesha with elephant head, he bestowed Ganesha with several divine powers and announced that no auspicious work can start or be complete without worshipping Lord Ganesha and taking his blessings.
God Ganesha is the supreme god of Hindus Who blesses his devotees with wisdom, prosperity and good fortune. At this stage, the idol is immersed into the river, sea or ocean.