As well as the LEGO Boxing Day sale, for today only you’ll also get a free LEGO Pick-a-Brick Box with all order of LEGO brick based sets. Free LEGO® Pick a Brick Box (5005429) offer is valid for orders online at shop.LEGO.com and purchases in LEGO Stores on 26th December 2017 only, and while stocks last. Qualifying purchase must be of a LEGO brick based building sets only. This promotion does not extend to the purchase of Minifigures, keychains, accessories or other non-brick based accessories which do not qualify for a free LEGO Pick a Brick Box. You can then take your box to a LEGO Brand Store from 1st January to 31st March 2018 and fill it with elements from the in-store Pick-a-Brick wall for free.