NEW YORK – Lego said Tuesday that it will stop using plastic bags inside its boxed sets and replace them with paper ones. The Danish toymaker said it will start making the switch next year and expects plastic bags to be completely phased out in the next five years. The bags are used to hold loose bricks in boxed sets. About 2% of its pieces, such as Lego trees and bushes, are made of sugar cane,Lego said kids wrote the company asking it to drop the plastic bags. The paper bags, which are recyclable, are easier for kids to open, the company said.