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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
31

Investigating the interactive use of computer simulations and videos in teaching grade 10 magnetism: a case study of four high schools in Mpumalanga province

Dzikiti, Lister Munodawafa 01 1900 (has links)
This study investigated the interactive use of computer simulations (CS) and videos on magnetism in Grade 10 at four high schools in the Mpumalanga province. Magnetism is one of the sections of the Physical Sciences CAPS curriculum. Four MST high schools in the Badplaas/Mashishila circuits of the Gert Sibande district in Mpumalanga were used as a case study. Three schools were used as experimental groups while the fourth school was used as control group. The first group was taught using computer simulations. The second group was taught using videos. The third group was taught using both computer simulations and videos, and the fourth group was taught using normal traditional methods. Using the pre-post test non-equivalent control group design, it was found that learners in all the experimental groups, who were taught using either computer simulations or videos or both, achieved significantly higher scores after being subjected to the post-test than learners in the control group, who were taught only by the normal traditional method. Furthermore, learners who were taught using a combination of CS and videos achieved significantly higher scores than learners who were exposed to only CS or only videos. Class observations conducted during the study reported that the use of information communication technology (ICT) tools with learners in the experimental groups proved to be informative, motivational and inspirational. This was evidenced by active learner participation, the learners being able to make predictions after observations and provide scientific explanations of concepts through discussions. The use of ICT tools in the form of CS and videos proved to be an effective instrument which can enhance learning. / Physics / M. Sc. (Physics Education)
32

Projektų valdymo sistemos modelis ir jo eksperimentinis tyrimas / Project management system model development and experimental research

Golubeva, Viktorija 30 May 2006 (has links)
Project management is the application of knowledge, skills, tools and techniques to project activities to meet project requirements. Project Management Information System is tightly connected with organizational structure and particularity of executed projects. However the main objective of this research was to identify project management model that would be universal, helpful and easily used with small and medium projects In analysis phase we reviewed different methodologies, project management processes and methods, that are used to implement these processes. For our model we’ve chosen Adaptive Project Framework and basic process groups, such as time, resource management and some other, that can be effectively used in computer-driven system. During research we compared our project management system prototype with existing solutions to ascertain suggested model for its universality, helpfulness and easy use. The comparison showed that our model fits the requirements, though its not the most useful, but the proportion of functionality and usefulness is the best.
33

Coercive agrarian work in South Africa, 1948 - 1965 : 'farm labour scandals'?

Muller, Cornelis Hermanus 09 December 2011 (has links)
This dissertation puts into historical context allegations of farm labour abuse during the period 1948 to 1960 on the eastern Transvaal Highveld. It not only gives an exposition of these events, but importantly analyses these allegations of abuse in the context of the South African government’s intervention into farm labour for this period. The dissertation, however, first gives an overview of the government’s policies of regulating and providing farmers with black labour in the period 1910 to 1948. It deals specifically with the dubious measures introduced and coercive actions taken by the National Party government after 1948 to provide farmers with “cheap and plentiful labour”. The reactions to the accusations of abuse by the South African government, the farmers, the conservative, liberal and leftist press, and other independent bodies, such as the churches, Black Sash and the South African Institute of Race Relations, are also explored. The reaction of the African National Congress and the Potato Boycott launched in 1959 by this organisation in response to the mistreatment of farm labourers, also receives specific attention. It concludes with a discussion of how the farm labour scandals and the reaction during the 1950s and more specifically the Potato Boycott of 1959 are still relevant today by considering the contested nature of the commemoration of this event in 2009 AFRIKAANS : Hierdie verhandeling plaas bewerings van die misbruik van plaasarbeid gedurende die periode 1948 tot 1960 op die oostelike Transvaalse Hoëveld in historiese konteks. Dit bied nie net ‘n uiteensetting van hierdie gebeure nie, maar ontleed dié bewerings van mishandeling teen die agtergrond van die Suid-Afrikaanse regering se ingryping ten opsigte van plaasarbeid vir dié tydperk. Die verhandeling bied ten eerste ‘n oorsig van die regering se beleid van die regulering en voorsiening van swart arbeid aan boere gedurende die periode 1910 tot 1948. Dit handel spesifiek oor die twyfelagtige dwangmaatreëls wat deur die Nasionale Partyregering na 1948 geïmplementeer is om boere van “goedkoop en voldoende arbeid” te voorsien. Die reaksies op die bewerings van mishandeling deur die Suid-Afrikaanse regering, die boere, die konserwatiewe, liberale en linkse pers, as ook ander selfstandige instansies, soos die kerke, Black Sash en die Suid-Afrikaanse Instituut van Rasseverhoudinge word ook ondersoek. Die reaksie van die African National Congress en die aartappelboikot wat deur die organisasie in 1959 van stapel gestuur is in reaksie op die mishandeling van plaaswerkers, work ook ontleed. Die studie sluit af met ‘n bespreking van hoe die plaasarbeidskandale, die reaksie in die 1950s en meer spesifiek die aartappelboikot van 1959, steeds vandag relevant is teen die agtergrond van die omstrede herdenking van die gebeurtenis in 2009. / Dissertation (MHCS)--University of Pretoria, 2011. / Historical and Heritage Studies / unrestricted
34

Gert Adriani

Müller-Kelwing, Karin 03 June 2021 (has links)
No description available.
35

Educational inequality on access to physical resources at Highveld Ridge East Circuit : Mpumalanga

Osman, Cookie Regina 09 1900 (has links)
The phenomenon of educational inequality on access to physical resources in the Highveld Ridge East Circuit of Mpumalanga was investigated in the study. Since the COVID-19 worldwide pandemic had affected education on a global scale, South Africa included, it became necessary to incorporate this new development into the emerging design that unfolded. The study explored the impact of access to physical resources in three public schools. The aim of the investigation was to ascertain how educational disparities on access to physical resources manifested at the chosen research sites, especially during the COVID-19 pandemic. A qualitative research approach was utilised comprising of a multiple case study design. The study reported how the principal and deputy principals viewed educational inequality on access to physical resources from a management perspective, while educators provided insight on the effect of this phenomenon on the teaching and learning process. Observations, individual interviews involving the principal and deputy principals as participants, and focus group interviews involving the teachers, as well as the scrutiny of relevant official documents provided the empirical data for this investigation. All research participants were purposively selected, as a full staff complement was unavailable at the research sites during the pandemic. The results that emerged from the study indicated that educational inequality was prevalent in these public schools. The dearth of resources, and in some instances basic essential resources, had a marked impact on the management as well as the teachers and students at these schools. A significant point to consider was how ill-equipped the public schools in this area were to deal with education during a global pandemic. The backlog of the inequities on access to physical resources needed to be addressed as a matter of dire urgency if the country had any hope of salvaging the education process even at the most basic level. The recommendations in the conclusion of the study are desperate pleas for help in assisting the country, especially the previously marginalised, to move forward in the worst of times. / Educational Management and Leadership / M. Ed. (Education Management)
36

Analysis of project methods and their implementation in a project

SLABÁ, Karolína January 2019 (has links)
The presented master thesis describes the analysis of project management methods and their implementation in a concrete project. It is oriented on study of project management phases and methods. The practical part shows the methods on example from industrial area.
37

Preliminary investigation of the natural contamination of agricultural crops with selected mycotoxins in northern rural South Africa (Limpopo and Mpumalanga Provinces)

Mngqawa, Pamella January 2013 (has links)
>Magister Scientiae - MSc / Subsistence farmers may contribute significantly to food production, food security, and employment in South Africa. However poor storage practices and contamination with mycotoxins, particularly fumonisins and aflatoxins impacts adversely on production, food safety and food security. Mycotoxins are toxic natural food-borne compounds which frequently contaminate agricultural produce worldwide. They are hazardous to humans and animals and result in significant production losses for farmers. This study focused on former Bantustans in Northern South Africa, namely Vhembe District Municipality (Limpopo) and Gert Sibande District Municipality (Mpumalanga). The aim was to assess mycological and mycotoxin contamination of crops grown by subsistence farmers. A semi-structured questionnaire was administered to randomly thirty-nine households. Data on demographics, storage practices and production during period of 2011 and 2012 cropping seasons were collected. One hundred and fifteen (115) crop samples (maize, beans and peanuts) were collected for analysis. Standard mycological methods and validated mycotoxin analysis methods (HPLC and LC- MS/MS) were used. It was found that maize was the staple food in both provinces, with a significant difference (p = 0.0184) in its production between the two districts; Vhembe produced 0.6 tonnes compared to 2.4 tonnes in Gert Sibande. The majority of the farmers for storage used traditional open wooden cribs (15/20) and steel tanks (5/20) while VDM farmers used sealed store houses 5/19 and 15/19 used polystyrene sacks. Aflatoxin occurrence was low with <1% of GSDM samples contaminated compared to 11% of VDM samples. No significant difference (p > 0.05) was observed in the aflatoxin contamination in VDM samples between the year 2011 and 2012. Samples from VDM households had higher Aspergillus fungal infection (maximum incidence 69%) compared to GSDM (27%) over both seasons. The most frequently isolated Fusarium species in VDM samples was F. verticillioides (92%; 93%), and F. subglutinans (97%; 80%) in GSDM samples over seasons 2011 and 2012, respectively. Highest levels of fumonisins (FB1+ FB2) ranged between 1010 μg/kg and 12168 μg/kg with less than 30% extremely contaminated above the regulated limit in 91% of samples from Limpopo over both seasons (2011 and 2012). Fumonisin levels between the two seasons in VDM showed no significant difference (p>0.05). Only three (less than 5%) from 68% GSDM contaminated maize samples were above the FB1 and FB2 limit. In 2011, there were two highly contaminated maize samples (1762 μg/kg and 4598 μg/kg) with the other samples less than 600 μg/kg, whereas in season two (2012) all samples were below 200 μg/kg, except one highly contaminated sample (26115 μg/kg). None of the beans and peanuts from Mpumalanga was contaminated with mycotoxins above the recommended limit, but from Limpopo 1/5 peanuts was found contaminated with aflatoxin G1 (41 μg/kg). Natural occurrence and contamination of both fumonisin and aflatoxin in stored home-grown maize from VDM was significantly (p < 0.0001) higher than GSDM over both seasons. In general, Limpopo farmers’ experience lower harvests and greater mycotoxin contamination of agricultural produce. This may be attributed in part to poor storage practices and environmental and climatic conditions in that agro-ecological zone.
38

Lärartillvaro och historieundervisning : innebörder av ett nytt uppdrag i de mätbara resultatens tid / History teaching in the age of performativity : Swedish upper primary school teachers’ experiences of a new curriculum

Persson, Anders January 2017 (has links)
Swedish compulsory school has recently been subjected to a number of political reforms. Between 2011 and 2014, for example, earlier grades, more national tests and a new curriculum plan (Lgr 11) were to be implemented. This thesis aims to examine those changes as they were experienced by teachers who teach history in Swedish upper primary schools. The theoretical framework is in-spired by existential philosophy, primarily as formulated in the works of Martin Heidegger and Hanna Arendt. In this way, the study highlights the teachers’ lived experience by making use of the concepts yearning, appearance, acting and mood. The study comprises of 36 interviews with 26 informants. The interviews were carried out and transcribed during 2014. The questions focus on both the existential being of the teachers’ lives as well as the ideological function of the history subject. This highly renders in the issue of how lived experiences of a specific school reform corresponded to the teachers’ own perception of a mean-ingful history education. Both the yearnings that were expressed by the participants and their de-scriptions of what they have experienced, have been related to the overall educational ideological functions stated by Gert Biesta (socialisation, subjectification and qualification) and Jonas Aspelin (existentialisation). Although the teachers’ narratives were greatly varied in some aspects, their interpretations of the new assignment seemed to be quite homogenous. Most of the teachers portrayed a situation characterised by performativity. Measurable knowledge and more frequent documentation seemed to be prioritised. Some of them stressed that they experienced less autonomy. In terms of history, the new curriculum was associated with more content knowledge, cognitive skills and procedural abilities. From the teachers’ perspective, pure qualification, rather than subjectification and social-isation, characterised the new curriculum. Still, the teachers’ feelings towards the curricular changes showed a great deal of divergence. Some of them embraced most of the new aspects. They claimed that clearly formulated require-ments in the history curricula provided them with security. They declared that their history teaching to some extent became more professional. In line with such beliefs, some teachers asserted that the strengthened focus on analytical skills improved their teaching. Particularly those who ex-pressed that they preferred such analytic procedural approaches described their experience in terms of confirmation and approval. Others appeared to struggle with the changes. While a few teachers even tried to resist the curricular changes, some found themselves forced to endure what appeared to be a totally new situation. They expressed disbelief, frustration and pain. Notably it was those most devoted to the existentialisational function of history teaching that usually seemed to express such alienation. As argued, they appeared to long for a lost possibility to engage their pupils, to bring history alive and to make meaning of the past.
39

Lärartillvaro och historieundervisning : innebörder av ett nytt uppdrag i de mätbara resultatens tid / History teaching in the age of performativity : Swedish upper primary school teachers’ experiences of a new curriculum

Persson, Anders January 2017 (has links)
Swedish compulsory school has recently been subjected to a number of political reforms. Between 2011 and 2014, for example, earlier grades, more national tests and a new curriculum plan (Lgr 11) were to be implemented. This thesis aims to examine those changes as they were experienced by teachers who teach history in Swedish upper primary schools. The theoretical framework is in-spired by existential philosophy, primarily as formulated in the works of Martin Heidegger and Hanna Arendt. In this way, the study highlights the teachers’ lived experience by making use of the concepts yearning, appearance, acting and mood. The study comprises of 36 interviews with 26 informants. The interviews were carried out and transcribed during 2014. The questions focus on both the existential being of the teachers’ lives as well as the ideological function of the history subject. This highly renders in the issue of how lived experiences of a specific school reform corresponded to the teachers’ own perception of a mean-ingful history education. Both the yearnings that were expressed by the participants and their de-scriptions of what they have experienced, have been related to the overall educational ideological functions stated by Gert Biesta (socialisation, subjectification and qualification) and Jonas Aspelin (existentialisation). Although the teachers’ narratives were greatly varied in some aspects, their interpretations of the new assignment seemed to be quite homogenous. Most of the teachers portrayed a situation characterised by performativity. Measurable knowledge and more frequent documentation seemed to be prioritised. Some of them stressed that they experienced less autonomy. In terms of history, the new curriculum was associated with more content knowledge, cognitive skills and procedural abilities. From the teachers’ perspective, pure qualification, rather than subjectification and social-isation, characterised the new curriculum. Still, the teachers’ feelings towards the curricular changes showed a great deal of divergence. Some of them embraced most of the new aspects. They claimed that clearly formulated require-ments in the history curricula provided them with security. They declared that their history teaching to some extent became more professional. In line with such beliefs, some teachers asserted that the strengthened focus on analytical skills improved their teaching. Particularly those who ex-pressed that they preferred such analytic procedural approaches described their experience in terms of confirmation and approval. Others appeared to struggle with the changes. While a few teachers even tried to resist the curricular changes, some found themselves forced to endure what appeared to be a totally new situation. They expressed disbelief, frustration and pain. Notably it was those most devoted to the existentialisational function of history teaching that usually seemed to express such alienation. As argued, they appeared to long for a lost possibility to engage their pupils, to bring history alive and to make meaning of the past.
40

An investigation of factors responsible for the dropout rates at Gert Sibande FET College

Masemola, Tebogo Percians Portia 06 1900 (has links)
The study investigated the factors that are responsible for student dropout rates at Gert Sibande FET College. A random sampling method was used to select participants for this study. A quantitative approach was used in this study. Accordingly, data were collected using a questionnaire designed in a Likert scale format. The study was limited to students at Gert Sibande FET College’s two campuses, namely, Evander and Sibanesetfu. Subsequently, the findings revealed that socio-economic factors, institutional policies and funding strongly explain the prevalent dropout rates at these two campuses. It is recommended that, adoption of student centred funding model, cultivation of relationships between lecturers and students as well as restructuring learning schedules be factored in during policy development. The findings confirmed that these recommendations would help reverse continuous dropouts currently experienced at Gert Sibande FET College. / Educational Leadership and Management / M. Ed. (Education Management)

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