AUTHORITY: section 195.300 RSMo Supp 1973. Original rule filed Aug. 23, 1971, effective Sept. 2, 1971. Rescinded: Filed June 14, 1979, effective Sept. 14, 1979. Kersey v. Harbein, 531, SW2d 76 (Mo. App. 1975). Section 161.102 giving the State Board of Education the authority to promulgate rules to be followed “to secure courses in physical education to all pupils and students in all public schools and in all educational institutions” is merely directory and not mandatory.