Google has Doodle contest for children were children studying schools in India ( between 1st and 10th standard ) can participate in this contest. The specialty of this contest is your children work will displayed in Google Home page on Children's day. The tiny tot which wins the contest will get a laptop and a cash prize of Rs.1 lakh. The theme for the event is 'My India' and the work should feature about India. this is open only for the kids from 1st standard to 10th standard.
This is somewhat similar to Bing in which you can upload your best pictures and if get selected it will be displayed in Bing Homepage.The children from 1st standard to 10th standard can register for this contest online from this site www.google.co.in/doodle4google