NEW YORK (Reuters) - Toys "R" Us Inc is recalling 27,000 wooden coloring cases that were made in China and sold under its Imaginarium brand because lead was found in the printed ink on the art set's outer packaging and in some watercolor paints. The U.S. Consumer Product Safety Commission, which announced the recall on Thursday, said the 213-piece coloring set includes crayons, pastels, colored pencils and water colors that were packaged in a light tan wooden carrying case. The printed ink on the outer packaging of the case contains lead, and some of the black watercolor paint contains excessive...