This tutorial totally explained the full meanings of group and period. The importance of the teaching is for the students preparing for WASSCE and JAMB 2020 to get it and study for the forth coming examinations.
Due to the pandemic which has affected educational standard all over the world, the teacher took time to break down the teaching to the level in which all students of any levels can understand.
Groups and periods have been appearing in examination and many students have been finding it difficult to tackle questions from the topic.
By the time you as a student has watched through the teaching you will be assured of scaring all the questions from the topic during this 2020 examination.
