LEGO has recently released a new app known as LEGO Life. It appears that it is more geared towards kids and is available for download on the app store. You can check out their microsite and the promotional video for more details.
“An app full of cool stuff. An app full of your cool stuff. Let your LEGO Life begin today! The launch version of LEGO® Life is only the beginning. We’ll be adding more and more features as the months go by, so it will just get better and better!”