Read Ebook: Adequate Preparation for the Teacher of Biological Sciences in Secondary Schools by McDonald J Daley James Daley
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Introduction 3 Retarding factors in improvement 4 Qualifications in subject matter 5 Scope of Biology 6 Values and relations of Biology 7 Adaptation of course to community conditions 10 Freedom from textbook slavery 11 Materials and laboratory equipment 12 Historical setting 13 Spirit of research 14 Qualifications in method 16 Factors determining correct method 16 History of scientific method 17 Problem method 17 Accuracy and logical constructive thinking 18 Teacher's final method necessarily unique 19 Summary of necessary qualifications 19 Opportunity for adequate preparation 20 Lack of professional course 20 Requirements of Teachers Recommendation in Zoology 21 Courses not adapted for teacher-preparation 22 Professional course the goal 23 Suggested modifications of present courses 24 Course in special methods 25 Practice teaching 27 Bibliography 29
In attempting to explain the slow pace of improvement in the quality of preparation for the teaching of science, one becomes involved in a cycle. Science had its development in the college and university whence it diffused slowly into the secondary schools, and finally slightly into the elementary grades. The differences between the aims of college science and secondary school science were and still are not taken sufficiently into account. As an inevitable result there are to be found in the curricula of high schools too many science courses that are mere dilutions of the college type, with no modification of purpose, and just enough change in method and subject matter to bring them partially within the power of understanding of the less mature mind. This situation in turn reflected upon the higher institutions of learning in such a way that it seemed that they were giving adequate training of the correct type. And such would have been the case had the college course in the particular science been planned for the express purpose of being diluted to suit secondary school needs. But it will be generally conceded that such courses never have existed.
Another retarding factor in the evolution of the problem has been the subordination of special training in subject matter to other really less important qualifications, in the selection of teachers. The table given below, compiled from statistics gathered in one of the States during 1916, shows sufficient justification for the above statement. And not only has the preparation in subject matter been too little considered in choosing teachers, but also in the administration of schools specially intended for teacher-training. An educator of high standing in California is credited with making the criticism of the Normal Schools of the State; that they attempt to teach a person how to teach intelligently something about which he knows nothing. When teachers have adequate preparation in subject matter as well as in methods, and when they are employed to teach only those subjects for which they are fitted, then the problem of maintaining a high standard of teaching will be well nigh solved.
Preparation in Subject Matter
Before facing the problem of preparation for the teaching of biological sciences in the secondary schools, there must be a clear conception of the aims and legitimate purposes of these sciences in the high school. We are fortunate in having the aims of biology clearly and concisely stated by the Commission on the Reorganization of Secondary Education of the N.E.A. . These aims will not be considered in their entirety but only in so far as they bear directly on the problems that follow. Before proceeding further, for simplification we will assume that the teacher is assigned to teach biological sciences only. Even then the field is quite comprehensive, for besides instruction in general biology, there will be courses of a more advanced type, in Zoology, Botany, Physiology, and often Bacteriology, Sanitation, or Agriculture. However, with preparation in the fundamentals necessary for biology a teacher should be able to conduct such courses without difficulty. Thus the problem is sufficiently inclusive if it concerns preparation for biology alone.
A paramount aim is the improvement of living conditions, both as it concerns measures for group sanitation and factors in the health of the individual. This should be the almost exclusive aim in those parts of the course dealing with bacteria and disease, and the biology of man, or physiology and eugenics. Biology has many applications in our economic life. It is the very foundation of agriculture. The lumber industry is beginning to find that there are biologic laws. The Government of the United States some time ago established a Bureau of Fisheries for the purpose of studying the biological problems involved in the continuance and furtherance of our extensive fisheries industry.
So far as the individual is concerned, biology should train him to observe life phenomena accurately and to form logical conclusions, through the use of problems. This ability is a valuable asset whatever his life work may be. Also, if it is the right kind of a course, and well taught, it will enrich the life of the boy or girl through the aesthetic appeal of plants and animals, and so make possible a sincere appreciation and enjoyment of nature. In addition, the study of biology should make clear to the pupil the important part that the intensive study of the various biological sciences has played in the whole marvelous scientific progress of the past centuries.
Along with these values certain relations of biology must be well understood if it is to be well taught. These relations may be conveniently segregated into five groups, 1) relations to world problems, 2) to problems of the state, 3) to the community, 4) to the school curriculum, and 5) to individual pupils. To world problems biology bears many relations, for example, it is fundamental in the analysis of immigration problems, especially those phases concerning health, over-population, and the probable hereditary effects of assimilation through hybridization. State problems of health protection, conservation of game and forests, control of rodents and other crop pests, and others can only be solved after gaining a thorough knowledge of the underlying natural laws, and acting in accordance with them. How inadequate a game conservation law of closed season, without regard to the breeding habits of the animal concerned! Again, State regulations regarding the care of mentally deficient, especially in the prevention of intermarriage, must be given consideration from the biological as well as the ethical point of view.
Relations to class and to individual will be considered in conjunction with teaching methods.
The values and interrelations of biology have been discussed at some length because they must serve as criteria in deciding what constitutes adequate preparation.
The comprehensiveness and vital nature of the subject, biology, present at once an inspiration and an element of fear to the conscientious teacher. They cause him to regard in utter amazement, the applicant for a position who in answer to question replies "No, I have never taken any courses in biological Science, but I can easily prepare myself to teach it, if need be." The impossibility of such impromptu development of skill in the teaching of biology will become more apparent as we proceed.
Besides a full appreciation of the aims and relations of the subject, the teacher must be able to construct a course especially adapted in content to the peculiar needs of the particular community. This follows from what was said of relations in a previous paragraph. The development of such a course demands sufficient knowledge of economics and sociology to make possible a correct analysis of local conditions and so find what is required. The course to fulfill the requirements will necessarily be to some extent new, and just to such extent may the teacher feel something of the inspiration of the pioneer. Relative values must be established; emphasis must be properly placed--life of distant regions should not be taught except as local material may not be available to illustrate some very essential point, yet too often a carefully pickled grasshopper is transported from Florida to California, there to be dissected by some unfortunate high school lad. Not only must the larger divisions of the course be carefully balanced and tested for value, but each lesson must justify its induction into it. It is at this point that the relation to the individual is the chief criterion.
Somewhere in the course of preparation the teacher must have obtained a thorough knowledge of laboratory apparatus and supplies. The selection of types of apparatus best fitted to the course, and the knowledge of where to buy are both necessary. Also judgement must be exercised in purchase for few are the places where funds are adequate for the ideal equipment of a laboratory. The money value of every piece of apparatus must be balanced against its relative usefulness in the successful culmination of the course. Besides this there must be a knowledge of the various uses to which the available apparatus may be put. A great deal depends on the ingenuity of the teacher in the adaptation of even comparatively simple apparatus. In connection with the laboratory part of the course, there arises the question of field work and excursions. Laboratory is at best merely a substitute for the great out-of-doors, so the more work that can be done in the field the better. Aside from exploration to discover what parts of the particular locality will yield the largest fund of valuable biological information, the problem here is mainly one of method.
Even at the risk of adverse criticism I desire to include among the qualifications of a good teacher the spirit of research. This spirit can be acquired by specialization in one of the fields of biological science, followed by some actual research work.
Research in science is fundamental. It has three aims or ends, 1) discovery of facts thus increasing the sum total of knowledge. This is science for science sake. 2) Individual development. And, 3) Social service. These last two aims are most important to the teacher. So, his problem for investigation should have some practical bearing, and should be of his own choosing, not pointedly suggested by the professor in charge as is too often the case. If the research student is given a problem which is some minor part of a larger problem being investigated by his professor it will preclude the very thing the prospective teacher needs, namely practice in recognizing, analyzing, and solving a problem in its entirety and solely on his own resources. Being a mere helper is probably not the best way to secure such ability. Investigation may be broadening and developing to the individual or it may prove to be quite the reverse, but that lies within the control of the individual. Research for the teacher must emphasize equally actual additions to knowledge and personal attitude. It must not be an end in itself but a means to an end. The attitude of the investigator is essential to the understanding of children for the child is first of all an investigator. His questions, "what? why? how? when?" prove this beyond doubt. What is this but a search for truth, causal factors, and interrelations? Education uses this wholesome curiosity as a foundation principle, so the teacher must exhibit a sympathetic understanding of this universal attribute of children. No better summary of a discussion of the values of research can be found for our purposes than that by G. W. A. Luckey. It follows.
"In order that teaching may be intelligent and in harmony with the laws of nature there must be a deeper and clearer knowledge of human growth and development. The teacher must know the nature of the individual to be taught and the ends to be reached in proper nurture. This can not be gained through the study of books alone, but may come through properly directed research in the workshop of life."
One of the aims of present day education is "to develop a man, the best man possible under the conditions; to assist nature through nurture; to enable the individual to find himself and to evolve naturally and rapidly to the highest levels and even to rise above them. According to this conception ... the initiative must come from within. The aim of the teacher should be to develop a self-sustaining, self-directing, altruistic individual keenly alive to the interests of humanity. Such an ideal is progressive, scientific, and fits one through studies of yesterday and today to live the best and truest life tomorrow. To see and appreciate this ideal, research is necessary."
The last requirement to be considered in this discussion, is a good foundation in Physics and Chemistry. Biological science is not entirely separable from physical science, for a majority of life phenomena, in final analysis can be explained only in terms of physical science. Physiology has for its very foundation Physics and Chemistry. Among the newest of the sciences is Biochemistry, the chemistry of life; and within its limits are some of the most promising fields of research. No argument is necessary, a knowledge of physical science is indispensable in the interpretation of life phenomena, and the understanding of biological processes.
PREPARATION in METHODS
Method is more closely associated with personality and with native ability than is subject matter. So much more must preparation in this field be general in nature. It must mainly concern the general principles of the scientific method. Specific problems and minor details will have to be worked out in actual practice. The final method found most satisfactory by any teacher, will be to some extent unique, but will be largely determined by three factors; the aptitudes of the teacher, himself, the group that he is teaching, and lastly, the consideration of the individual pupil. Ability to adapt ones procedure so as to most nearly meet these requirements, will come about only through experience. Ability to profit by experience, the human attribute which makes possible the progress of civilization, is a no less valuable asset to a teacher than to any other member of society.
So far as preparation in the methods of science teaching is concerned, much good may be accomplished in teachers courses and in practice teaching. But it must necessarily be of a general nature, for the unique individual method, determined by the interaction of teacher and pupil and the reaction of both to subject matter can evolve only hand in hand with teaching experience.
Before proceeding further it might be well, by way of summary, to remind ourselves that the minimum qualifications for a teacher of biology must include the following; a) a large fund of the most interesting and most valuable facts of biology, b) a full realization of the values and vital relations of biology to humanity, c) ability to develop a course meeting the unique needs of the community, d) familiarity with purchase and useability of laboratory equipment, e) knowledge of the history of science, f) spirit of and sympathy with research, g) a knowledge of physical science as related to biology, h) and knowledge of the laboratory method and its value in the promotion of accurate logical constructive thinking.
OPPORTUNITY FOR ADEQUATE PREPARATION.
What possibilities of making adequate preparation, are to be found in colleges and universities? And how much preparation is required by the Teacher's Recommendation or other standards of fitness? In search of the answers to our questions, we may study conditions at the University of California, for there is as good opportunity and standards are as high in this school as anywhere in the country. The quantity of preparation is fairly assured by the five-year requirement for the Teacher's Recommendation, but the quality of the preparation is not so certainly assured. With the possible exception of the Education Department, no department considers the training of teachers even nearly equal in importance to the production of specialists in the subject who shall devote their lives to research. The subject is regarded as an end in itself.
If a person were directed to make preparation for the teaching of biology, he would be at a loss in searching for the Biology Department, or even a department that gave a good comprehensive course in biology. The subject as best taught in the secondary schools is subdivided into various components, each with its special aim. The prospective teacher has no carefully prepared course of study for his pursuit, as has the prospective doctor, engineer, or farmer. The state provides a specially adapted course of training for its veterinarians, those who care for its livestock. Why not a special course of high standard for those who plan to devote their lives to the direction of the formative years of its children? It is probably explained in large part by the failure to recognize teaching as a profession. The Schools of Education throughout the country have been insisting upon real professional training for teachers but other departments are deplorably slow in cooperating.
General Zoology Invertebrate Zoology -- an advanced course which omits all consideration of insects, and all discussion of parasitic forms. Vertebrate Zoology -- mainly a course in comparative morphology, which gives no field knowledge of California vertebrates, the most essential thing for the high school teacher.
and one subject from each of the following groups,
Group I Comparative Anatomy. Cytology -- basic principles must be understood by the teacher but he should not have to spend one whole half year to acquire them. Embryology -- the above is also true for this course.
Taken as a whole, the chief criticism to be made is that the subject has been so subdivided to insure no overlapping of courses, that it becomes necessary to take every course in order to obtain a well rounded preparation in the field. This requires more time than any individual can devote to it, for he must also have preparation in Botany, Physiology, and Bacteriology and Hygiene, and in these departments the arrangement of courses is essentially the same. The general course in Zoology is inadequate, for it is planned for an introduction to the more advanced courses and is careful not to steal too much from their fund of interesting information. The aim is to lay a thorough foundation rather than to discuss the more interesting facts and general principles of biology, though I am glad to believe that the present trend is decidedly in this latter direction.
At present only a meagre view is had of the history of Biology, until the fifth year when it is given as seminar work. And at no time, in any course, are the aims and relations of biology presented in such a way as to be helpful to one attempting to plan the most valuable type of high school course. Graduate research has been sufficiently considered previously, and the teachers' course will be considered last.
It will be conceded generally in thinking of the solution of the problem that the ideal arrangement would be a real teachers' course, at least five years in length. This could be comparatively easily accomplished by a slight modification of the departments concerned and their hearty cooperation with the Department of Education. The disregard for method on the part of the former and the failure to realize the importance of a thorough knowledge of subject matter by the latter, can are obstacles that can be easily overcome I am sure. The student would enter upon this course with the intention of becoming a teacher, just as does any student enter upon his professional course with the intention of becoming the professional man for which his training is preparing him. Few freshmen now come to the University of California with the intention of becoming teachers in the secondary schools, that I admit, but the reasons and the remedy for that are not for discussion here. Suffice it to say that when reward is adequate, then the profession will grow and come to be made up of the highest type of men and women.
The time of the Teachers Course is not far distant and it might be worth while to see what could be done without radical modifications in the curricula of the departments as they now are. For a working basis I would like to present the following skeleton programme, which seems practicable. In this schedule all preparation except that in subject matter and method is understood to be included in "electives". A major in Zoology is assumed. Each biological science department would have a course of similar plan built about its major as a core.
First year, Geography or Geology Aims of science and its human values. Chemistry Electives
Second year, Zoology, Physics, Electives
Third year, Zoology--advanced courses Botany, Physiology Electives
Fourth year, Zoology--advanced courses Bacteriology, and Public Health Electives
Fifth year, Zoology--research History of Science Teachers' Course, correlated with and supplementary to practice teaching. Electives
The reasons for selection and sequence of subjects in this schedule are fairly evident from what has gone before, but a few points will bear additional explanation.
A course in the aims and values of science should be introductory, for in the absence of general knowledge concerning values, such as has grown up with other professions, the student must be given early in his work an enthusiasm for it and a sort of guide for future choice of subjects for study. The difference in aim between university and secondary school science must be clearly understood at the start. Too often, university courses accept science as an end in itself and it is taught from that point of view, whereas the prospective teacher must hold to his point of view, that to humanity generally science is only a very effective means to an end; it is just a faithful servant.
The schedule just submitted may seem to be overbalanced with science courses, but it must be somewhat so, especially if courses are not to be completely reorganized. Science would not need to consume quite so large a part of the time if special courses were given for teachers--another argument for a high grade, strictly professional course.
The course which I have outlined in the previous pages, is not satisfactory, but I firmly believe that it would be an improvement over the present situation. When tried out it would show many shortcomings, but by trial and improvement has our entire educational system evolved. Even an ideal professional course in use today would be obsolete tomorrow. It would be unfortunate were it not so, for growth involves ecdysis, and growth is the law of nature.
Literature from which helpful suggestions were received during the course of this work.
Bagley, W. C. The training of teachers as a phase of democracy's educational programme. Ed. Adm. & Supervsn. vol.4 no.1, Jan.'18.
Balliet, T. M. and Robinson, C. H. Training of Science Teachers. N. E. A. Report, vol.54, 1916, pp.734-7.
Bessey, C. E. Preparation of botanical teachers. Science, N.S., vol.33, pp.633-9, 1911.
Boas, F. S. Teachers and research. Contemp., vol.116, pp.426-431. 1919.
Boggs, L. P. Making Teachers. School & Soc., vol.7, pp.369-74.
Caldwell, W. O. Preparation of the teacher of biology. School Sci. & Math., vol.16, pp.385-92.
Coulter, J. G. The training of elementary science teachers. School Rev., vol.24, pp.26-30.
Curtis, C.B. Secondary school science. Ed. Adm. & Supervsn., vol.3, Nov.1917.
Dewey, J. D. Democracy and Education.
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