Hi Bijal Shah,
I think we haven't received any support request from you just yet.
In the meantime, please try the following suggestions:
1. Add your Little Math license key to your BrillKids Account - for instructions, see
http://support.brillkids.com/entries/21333619-How-to-add-a-BrillKids-software-license-key-to-your-BrillKids-Account2. Update to the latest version of Little Math (if you're using an old version) -
http://support.brillkids.com/entries/21432889-How-to-update-your-Little-Math-software-to-the-latest-versionIf you are still having problems, please email us at support[at]brillkids[dot]com.