FREE LEGO Blue Bird at LEGO Stores on 5/705/04/2013 9:01 pm FREE LEGO Blue Bird Mini Model Build at LEGO Stores on Tuesday, May 7th 2013, this starts at 5PM for children aged 6 to 14.Click Here for More InfoLego Store Locator.“One day each month you can learn how to build a cool LEGO mini model, and take it home – for free! Latest Freebies