Entered According to Act of Congress, in the Year 1872, by In the Office of the Librarian of Congress, at Washington. SENTINEL Co., PRINTERS, PREFACE. Reviews should be one of the most important features of any school, for by it the pupil is called upon to answer from real memory, instead of the momentary memory direct from the text books. I have sometimes thought that the majority of teachers of our district schools, do not realize the importance of daily, weekly and monthly reviews. Their greatest zeal appears to be in the advancement of their pupils in their studies. They labor to stimulate them to pass over a certain course, or reach a given point, and it is with pride that they note the rapid progress of their classes. We all know that students are few who can retain the lessons of to-day, without the thought of to-morrow on the same subject. It is more essential for us to direct a part of our thoughts upon what we have learned, than it is to be continually pressing farther. Far better it is for us to fully understand, and be capable of practically using a part of a science, than to have studied the whole and forgotten a part. If teachers would adopt the plan of asking some questions on previous lessons, at the close of each recitation, a more thorough knowledge would be obtained; their memories would be continually refreshed, until those facts or principles will be so indelibly fixed upon their minds that they cannot be forgotten. It is with this idea of refreshing the memory, that the author collected and formed systematic、 |