shall consist of five days, and a school month of twenty days. No school shall be taught on a legal holiday or on any Saturday. A legal holiday in term time falling upon a day which otherwise would be a day of school, shall be counted a day of school and the teacher shall be paid therefor, but no teacher shall be paid for Saturday, or be permitted to teach on Saturday to make up for the loss of a day in the term.
§ 130. BRANCHES TO BE TAUGHT IN ALL SCHOOLS.] Every teacher in the common schools shall teach pupils as they are sufficiently advanced to pursue the same the following branches, to-wit: Orthography, reading, spelling, writing, arithmetic, language lessons, English grammar, geography, United States history, physiology and hygiene, giving special instruction concerning the nature of alcoholic drinks, stimulants and narcotics, and their effect upon the human system, physiology and hygiene and the nature of alcoholic drinks, stimulants and narcotics, and their effect upon the human system shall be taught as thoroughly as any branch is taught, by the use of a text book to all pupils able to use a text book, who have not thoroughly studied that branch, and orally to all other pupils. When such oral instruction is given as herein required, a sufficient time not less than fifteen minutes shall be given to such oral instruction for at least four days in each school week. Every teacher in the school in special districts, and in cities organized for school purposes under special law shall conform to and be governed by the provisions of this section.
§ 131. TEACHERS' INSTITUTES, HOW NOTICED-PENALTY FOR FAILURE TO ATTEND INSTITUTE.] When a teachers' institute is appointed to be held for any county, it shall be the duty of the county superintendent to give written or printed notice to each teacher in the public schools of the county, and as far as possible to all others not then engaged in teaching who are holders of teachers' certificates, at least ten days before the opening of such institute of the time and place of holding it; each teacher receiving such notice, engaged in teaching a term of school which includes the time of holding such institute, shall close school during such institute and attend the same, and shall be paid by the school board of the district his or her regular wages as teacher for the time (not less than four days) he or she attended such institute, as certified by the county superintendent or conductor of the institute. No teacher failing to attend such institute shall receive any compensation for the time he or she may have taught during the session of the institute. The county superintendent may revoke the certificate of any teacher in his county for inexcusable neglect or refusal after due notice to attend a teachers' institute held for such county. The provisions of this section shall not apply to teachers in cities organized for school purposes under special law, who are required by the board of education to attend an institute held exclusively for the teachers in such cities.
