leading tone - (music) the seventh note of the diatonic scale. subtonic. musical note, note, tone - a notation representing the pitch and duration of a musical sound; the singer held the note too long. music - an artistic form of auditory communication incorporating instrumental or vocal tones in a structured and continuous manner.
Typical ages and grade groupings in contemporary, public and private schools may be found through the U.S. Department of Education. Generally there are three stages: elementary school (K-5th/6th grade), middle school (6th/7th-8th grades) and high school (9thâ12th grades).
Pre-school with two levels of one year: pre-kindergarten and kindergarten. 1  Itâs attended by children between the ages of four and five. This is the only level where attendance is not compulsory. 2  Primary or Elementary School: This level lasts for six years, and it is for kids between six and 12 years old. Secondary School: For children between 12 and 15 years old. Ends after three years with a school-leaving certificate. High school: Lasts three years, and is for students between 15 and 18 years old.