Okla. Stat. tit. 40, § 40-74: Educational qualifications required of child before

employment.

No child under the age of sixteen (16) years shall be employed

or permitted to work in any of the occupations specified in Section

71 of this title unless such child is able to read and write, or

shall have attended some school during the preceding year for the

time that attendance is compulsory under the laws.