Should Formal Geometry be Taught in the Elementary Schools? If so, to What Extent?

1912 ◽  
Vol 4 (4) ◽  
pp. 144-149
Author(s):  
D. J. Kelly

In appearing before this assembly I feel somewhat like an impostor, for I am not a mathematics teacher nor have I ever been one. Neither do I make any claim as a mathematician but am merely a plain superintendent of schools, somewhat young in experience and a trifle old-fashioned in ideas. As such I speak this afternoon and should you disagree with anything that is said you are at liberty to do so for “my hat is not in the ring” nor have I any fears of “recall.”

2019 ◽  
Vol 2 (2) ◽  
pp. 106
Author(s):  
Fadhilah Fitri ◽  
Dina Fitria ◽  
Fridgo Tasman ◽  
Defri Ahmad ◽  
Suherman Suherman

Mathematical literacy requires individuals to solve a problem and also apply mathematics in everyday problems, which results in the ability to interpret solutions to those problems. In PISA it is known that Indonesia's mathematics literacy score is among the lowest, as well as in Guguk District Lima Puluh Kota Regency. One way to overcome this is to start introducing literacy to students early on. The introduction of literacy must be instilled in students since they are still in elementary school. Based on this, a training program and workshop was held regarding the application of mathematical literacy in mathematics learning in elementary schools in Guguak District with elementary school mathematics teacher partners who are members of the KKG SD Gugus III Kecamatan Guguak Kabupaten Lima Puluh Kota.


1987 ◽  
Vol 18 (4) ◽  
pp. 422-439 ◽  
Author(s):  
John Cashman

ON 20TH DECEMBER, 1906, the Liberal Government of Sir Henry Campbell-Bannerman withdrew from the Order Book the Education Bill which had received its First Reading on 9th April, 1906. The Bill had proposed a drastic revision in the generous settlement which the voluntary schools had welcomed with the passing of the 1902 Education Act. The new proposals had sought to make all public elementary schools into ‘council schools’ controlled by the Local Authority. The denominations would receive an agreed rental for the use of their school buildings, and the upkeep of these buildings would become the responsibility of the Local Authority. But the power to appoint the teachers would also pass to the Local Authority. The only concession to the denominations was the proposal that extended facilities for denominational instruction on each school day would be made available in certain elementary schools if three-quarters of the parents whose children attended the schools asked for them. Head-teachers would not be allowed to give the denominational instruction, but assistant teachers would be allowed to give the instruction if they volunteered to do so. Failing this, the denominations would be responsible for providing the teacher to give the instruction. The controversial Clause Four excluded from this concession elementary schools in areas in which the only school was a denominational school, and in areas with a population of less than 5,000.


1949 ◽  
Vol 42 (7) ◽  
pp. 359
Author(s):  
Ben A. Sueltz

The National Council has long been interested in the field of arithmetic both in the elementary schools and in the secondary schools. The national and regional meetings of the Council featured discussions of arithmetic and these programs have been very well attended. The Tenth and Sixteenth Yearbooks were devoted to arithmetic and these proved to be among the most popular of the yearbooks.


2020 ◽  
Vol 8 (2) ◽  
Author(s):  
Jumadar Jumadar

Penelitian ini bertujuan untuk meningkatkan kemampuan guru matematika dalam menggunakan model kooperatif tipe jigsaw di sekolah dasar melalui supervisi akademik dengan teknik kunjungan kelas. Penelitian ini berjenis penelitian tindakan sekolah dengan dua siklus yang dilaksanakan selama tiga bulan (Januari-Maret 2020). Subjek penelitian guru mata pelajaran matematika kelas VI SD Negeri Matang Batas Kecamatan Hatungun Kabupaten Tapin. Fokus yang diteliti yaitu proses pembelajaran dan data dikumpulkan melalui pengamatan. Hasil penelitian menunjukan bahwa supervisi akademik kunjungan kelas dapat meningkatkan aktivitas guru dalam membuat RPP dengan kategori baik pada akhir siklus II dan ketuntasan hasil belajar siswa dicapai juga pada akhir siklus II.   Kata kunci: kunjungan kelas, supervisi akademik, matematika. Abstract: This study aimed to improve the ability of mathematics teachers to use the jigsaw-type cooperative model in elementary schools through academic supervision with class visit techniques. This research was a school action research type with two cycles which were carried out for three months (January-March 2020). The subject of the research was the sixth grade mathematics teacher at SD Negeri Matang Batas, Hatungun District, Tapin Regency. The focus under study is the learning process and data is collected through observation. The results showed that the academic supervision of class visits could increase teacher activity in making lesson plans with good categories at the end of cycle II and completeness of student learning outcomes was also achieved at the end of cycle II.. Keywords: class visits, academic supervision, mathematics.


2018 ◽  
Vol 41 ◽  
Author(s):  
Duane T. Wegener ◽  
Leandre R. Fabrigar

AbstractReplications can make theoretical contributions, but are unlikely to do so if their findings are open to multiple interpretations (especially violations of psychometric invariance). Thus, just as studies demonstrating novel effects are often expected to empirically evaluate competing explanations, replications should be held to similar standards. Unfortunately, this is rarely done, thereby undermining the value of replication research.


Author(s):  
Keyvan Nazerian

A herpes-like virus has been isolated from duck embryo fibroblast (DEF) cultures inoculated with blood from Marek's disease (MD) infected birds. Cultures which contained this virus produced MD in susceptible chickens while virus negative cultures and control cultures failed to do so. This and other circumstantial evidence including similarities in properties of the virus and the MD agent implicate this virus in the etiology of MD.Histochemical studies demonstrated the presence of DNA-staining intranuclear inclusion bodies in polykarocytes in infected cultures. Distinct nucleo-plasmic aggregates were also seen in sections of similar multinucleated cells examined with the electron microscope. These aggregates are probably the same as the inclusion bodies seen with the light microscope. Naked viral particles were observed in the nucleus of infected cells within or on the edges of the nucleoplasmic aggregates. These particles measured 95-100mμ, in diameter and rarely escaped into the cytoplasm or nuclear vesicles by budding through the nuclear membrane (Fig. 1). The enveloped particles (Fig. 2) formed in this manner measured 150-170mμ in diameter and always had a densely stained nucleoid. The virus in supernatant fluids consisted of naked capsids with 162 hollow, cylindrical capsomeres (Fig. 3). Enveloped particles were not seen in such preparations.


2011 ◽  
Vol 20 (4) ◽  
pp. 121-123
Author(s):  
Jeri A. Logemann

Evidence-based practice requires astute clinicians to blend our best clinical judgment with the best available external evidence and the patient's own values and expectations. Sometimes, we value one more than another during clinical decision-making, though it is never wise to do so, and sometimes other factors that we are unaware of produce unanticipated clinical outcomes. Sometimes, we feel very strongly about one clinical method or another, and hopefully that belief is founded in evidence. Some beliefs, however, are not founded in evidence. The sound use of evidence is the best way to navigate the debates within our field of practice.


Author(s):  
Alicia A. Stachowski ◽  
John T. Kulas

Abstract. The current paper explores whether self and observer reports of personality are properly viewed through a contrasting lens (as opposed to a more consonant framework). Specifically, we challenge the assumption that self-reports are more susceptible to certain forms of response bias than are informant reports. We do so by examining whether selves and observers are similarly or differently drawn to socially desirable and/or normative influences in personality assessment. Targets rated their own personalities and recommended another person to also do so along shared sets of items diversely contaminated with socially desirable content. The recommended informant then invited a third individual to additionally make ratings of the original target. Profile correlations, analysis of variances (ANOVAs), and simple patterns of agreement/disagreement consistently converged on a strong normative effect paralleling item desirability, with all three rater types exhibiting a tendency to reject socially undesirable descriptors while also endorsing desirable indicators. These tendencies were, in fact, more prominent for informants than they were for self-raters. In their entirety, our results provide a note of caution regarding the strategy of using non-self informants as a comforting comparative benchmark within psychological measurement applications.


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