Zero and Infinity

1958 ◽  
Vol 5 (5) ◽  
pp. 270
Author(s):  
Raymond C. Pfreim

Zero, for most youngsters, has but one meaning. To them zero means “nothing.” Phrases such as “five to nothing” heard at the ball park to indicate a score of 5 runs to 0 runs helps to substa ntiate this common belief. In subtracting six apples from six apples, one is naturally led to believe that the answer zero means that nothing is left. Although this reasoning is correct in as far as we have gone, it is not entirely without fault. A student entering junior high school must learn that the concept of zero has a broader meaning. If a student does not learn to accept a broad point of view, he will experience great difficulty in future mathematics courses.

1976 ◽  
Vol 23 (2) ◽  
pp. 137-142
Author(s):  
Thomas P. Carpenter ◽  
Terrence G. Coburn ◽  
Robert E. Reys ◽  
James W. Wilson

Development of computational skills with fractions has long been a part of the upper elementary and junior high school mathematics program. Current movements toward metrication have led some individuals to suggest that decimals will receive more attention in the mathematics curriculum with a corresponding de-emphasis on fractions. The suggestion may find an increased number of supporters, as recurring evidence indicates that pupil performance with fractions is discouragingly low. An alternative point of view is that although metrication may somewhat alter work with fractions, their importance within the structure of mathematics and to applications justifies their continued emphasis in the curriculum.


Author(s):  
Della Narulita ◽  
M. Mardiyana ◽  
D R S Saputro

Mathematics is used in all aspects of life and emphasizes the activities of reasoning. Mathematics had related to our daily activities and can identify the cultural point of view. Ethnomathematics include mathematical ideas develop by cultures. The aim of this research is ethnomathematics practiced by the community especially in traditional wayang art in Surakarta that can be used as a source of learning mathematics in junior high school. This research used descriptive qualitative research whichdata collection techniques by observation, interviews, and documentation. Data validity used triangulation. The research procedure includes several stages, namely data collection, data selection, data analysis, drawing conclusions, and preparation of research reports. The result of the research showed that traditional wayang art performance in Surakarta contained ethnomathematics can be used as a source of learning mathematics in junior high school such as 1) modulo 9, 2) geometry of space, 3) even odd number, 4) rectangle, and 5) circle.


Author(s):  
Małgorzata Antuszewicz

I argue for amazing values of the tradition of romanticism. I pay attention to connections between this tradition and the present. I write about necessary changes in reading romantic literature at school. In my point of view the most important is not to talk only about national values. It is really necessary in Poland. We must not continue to think that patriotism means only fighting with other people. Forming students’ national identity is one of the main duties at school but the romantic way of understanding patriotism has to be changed. It is very dangerous in our century. Many researchers also write about it. It is a very important problem of literary studies. I also present suggestions to work with Reduta Ordona in primary school and in junior high school. There are different ideas presented in methodical literature as well as my own suggestions.


2016 ◽  
Vol 7 (3) ◽  
pp. 619 ◽  
Author(s):  
Reza Kheirabadi ◽  
Seyyed Behnam Alavimoghaddam

The newly published English textbooks for Iranian students have been developed and distributed by the ministry of education of the Islamic Republic of Iran since 2012 and in this article, the researchers intend to represent the findings of a textbook evaluation over the series. This newly introduced series titled “Prospect” includes three consecutive textbooks Prospect 1 to 3 designed for grades 7th to 9th of junior high school. This series is a critical turning point from various content and methodological aspects mostly due to a paradigm shift from GTM to communicative approach. The main aim of this paper is to evaluate the English Textbook "Prospect” series from teachers’ point of view and represent experts' recommendations to help the material developers in improving the series. The data of this research is gathered from English teachers working in junior high school level and the population of the research included male and female teachers teaching in capital city of Tehran. The researchers developed a questioner and distributed it among a sample of 100 English teachers (50 male and 50 female teachers). The findings of the research showed that “Prospect” series is evaluated very poor in field of shape and printing quality. Teachers believed that the main pitfall of the books is lacking high quality illustrations which foster students learning. Although many teachers and practitioners participating in the research have found the new series a considerable step forward, it seems that the series faces some serious shortcomings.


1922 ◽  
Vol 15 (1) ◽  
pp. 28-29
Author(s):  
Joseph K. van Denbuhg

From the administrators’ point of view the next step in administration of high school mathematics is that of clearing the minds of many old and experienced teachers of the idea that there can be no improvement in secondary school courses in mathematics. As I see it this is the one great barrier to the advancement of the new work.


Author(s):  
Della Narulita ◽  
M Mardiyana ◽  
D R S Saputro

Mathematics is used in all aspects of life and emphasizes the activities of reasoning. Mathematics had related to our daily activities and can identify the cultural point of view. Ethnomathematics include mathematical ideas develop by cultures. The aim of this research is ethnomathematics practiced by the community especially in traditional wayang art in Surakarta that can be used as a source of learning mathematics in junior high school. This research used descriptive qualitative research whichdata collection techniques by observation, interviews, and documentation. Data validity used triangulation. The research procedure includes several stages, namely data collection, data selection, data analysis, drawing conclusions, and preparation of research reports. The result of the research showed that traditional wayang art performance in Surakarta contained ethnomathematics can be used as a source of learning mathematics in junior high school such as 1) modulo 9, 2) geometry of space, 3) even odd number, 4) rectangle, and 5) circle.


1971 ◽  
Vol 1 (1) ◽  
pp. 49-61 ◽  
Author(s):  
Thomas W. O'Rourke ◽  
Donald B. Stone

To assess smoking trends of junior and senior high school youth, a prospective study was conducted over a two year period. A total of 10,565 subjects comprised the study population. The resultant data were analyzed by smoking behavior classification, grade level, and sex. Comparisons of smoking rates by matched and unmatched samples were also included. The findings supported the contention that behavioral patterns with respect to smoking and nonsmoking behavior are well established by the junior high school years. The authors maintain that from an educational point of view, smoking education programs must begin before the junior high school years. Educators need to recognize the characteristics of the target population to maximize the effect and efficiency of their educational programs.


2015 ◽  
Vol 2 (2) ◽  
pp. 75
Author(s):  
Nesa Nabifar ◽  
Mir Saeid Baghermousavi

Textbooks receive focal attention in every educational setting. In 2013, the English text books used in Iranian schools were changed and new books, the Prospect series, were introduced. The older English text books are not used for teaching anymore. One of these was English One which was used for teaching the first grade at junior high school. As far as the researchers know, there was no previous research using this book in terms of gender from a semiotic point of view. Therefore, the researchers tried to investigate it in terms of social semiotics as defined by Kress and van Leeuwen (2006). Their findings showed that males are more often present in the images, and both genders are seen as collaborating with the readers of this book. Their findings also showed that both genders are trying to encourage the readers toward establishing communication by more often showing gaze towards each other in the images. This study has implication for students of linguistics, for course designers and for English teachers as well. 


2017 ◽  
Vol 221 (2) ◽  
pp. 237-259
Author(s):  
M. Dr. Yousef Yacoub Shehata ◽  
M. Dr. Taghreed Rachid Kazem

The problem with research in the lack of research on the subject of professional pressures in educational institutions management, and try to identify the nature of the work management pressures, which came from the sense of the researchers during their work in middle and junior high schools affiliated to the Directorate General of Education Baghdad Karkh first affiliated to the Ministry of Education the field of research born need to know the reasons for the professional pressures, diagnosis, treatment and ways of facing professional pressures because of their effect on the performance of the educational institution and the effectiveness and success of individuals. The first goal: to identify the nature of occupational stress among middle and junior high school principals from their point of view management. As the results came in favor of the sample any and having a professional pressures and degree is very high, and attributed the researchers to display middle and junior high school principals to considerable pressure from several multiple sources, whether from supervision, or parents, or from an organizational point of frequent burdens resulting from daily work 2. The second objective: Are there significant differences in the nature of professional pressures prevailing in middle and junior high schools, the Department of differences to the General Directorate for Educational Baghdad Kerch first variable depending on sex, years of service, and the results showed that the differences are not statistically significant. The similarity of the circumstances of the regulatory environment and internal and external laws and regulations, instructions and various years of service and agent of equality.


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