BrickStix LLC, a Hartland company formed around an idea young Greyson MacLean had for making removable stickers for Lego bricks, has reached an agreement with Toys "R" Us that will have the retailer carrying the stickers in in all of its stores. The company's stickers will be in nearly 600 Toys "R" Us stores, said Matt MacLean, Greyson's father and BrickStix's lawyer. BrickStix began shipping its patent-pending stickers to the retailer on Thursday, and the product will be available in stores later this month, he said. They are already sold in smaller toy stores across the country, at Harrods department...