; and (ii) by inserting (or, for purposes of any such child labor provision of this Act, work) after employment ; (3) in section 12 ( 29 U.S.C. 212 )— (A) in subsection (b), by striking employment of and inserting engagement for work of ; and (B) in subsection (d), by striking employee and inserting worker ; (4) in section 13 ( 29 U.S.C. 213 )— (A) in subsection (c)— (i) in paragraph (1)— (I) in the matter preceding subparagraph (A)— (aa) by striking employee each place it appears and inserting worker ; (bb) by striking employed in and inserting engaged for work in ; and (cc) by striking so employed and inserting so engaged ; (II) in subparagraph (A)— (aa) by striking employed by and inserting engaged for work by ; (bb) by striking is employed with by inserting is engaged for work with ; and (cc) by striking employees and inserting workers ; and (III) in subparagraph (B)— (aa) by striking such employment and inserting such engagement for work ; (bb) by striking employed and inserting engaged for work ; and (cc) by striking employee and inserting worker ; (ii) in paragraph (2)— (I) by striking employee each place it appears and inserting worker ; (II) by striking employed in and inserting engaged for work in ; (III) by striking employment of and inserting engagement for work of ; and (IV) by striking employed by and inserting so engaged by ; (iii) in paragraph (3), by striking employed and inserting engaged for work ; (iv) in paragraph (4)— (I) in subparagraph (A)— (aa) in the matter preceding clause (i)— (AA) by striking employment and inserting engagement for work ; and (BB) by striking employed and inserting engaged for work ; (bb) in clause (ii), by striking employment and inserting engagement for work ; (cc) in clause (iv), by striking employment and inserting engagement for work ; and (dd) in clause (v), by striking employed and inserting engaged for work ; and (II) in subparagraph (B), by striking employed each place it appears and inserting engaged for work