SECTION 22. Use of federal funds

The state board may use the funds received under the act of Congress mentioned in section twenty as supplementary to state aid for salaries of teachers of vocational-technical subjects in schools complying therewith. It may also use such funds (1), for salaries of teachers giving types of training selected by it as especially needing stimulus; or (2), for competency-base programs for the pedagogical preparation of teachers of vocations selected by it; or (3), to arrange with schools and colleges to give the training to teachers of vocations under its supervision; or (4), to enable local school authorities to conduct, under its supervision, inservice training of vocational technical teachers; or (5), for travel as provided for under said act of Congress. Such payments shall be subject to conditions prescribed by said board.