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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.
11

Developing explanations : student reasoning about science concepts during claims-evidence inquiry lessons /

Pegg, Jerine M. January 1900 (has links)
Thesis (Ph. D.)--Oregon State University, 2007. / Printout. Includes bibliographical references (leaves 180-185). Also available on the World Wide Web.
12

Alternative certification science teachers' understanding and implementation of inquiry-based instruction in their beginning years of teaching

Demir, Abdulkadir. January 2006 (has links)
Thesis (Ph. D.) University of Missouri-Columbia, 2006. / The entire dissertation/thesis text is included in the research.pdf file; the official abstract appears in the short.pdf file (which also appears in the research.pdf); a non-technical general description, or public abstract, appears in the public.pdf file. Title from title screen of research.pdf file (viewed on August 1, 2007) Includes bibliographical references.
13

Finding Problems Versus Solving Them: Inquiry in Information Seeking

Bruce, Bertram C. 06 1900 (has links)
This is the keynote presentation delivered at The Sixth Conference on Problem-Based Learning in Finland: Constructing knowledge in information society, Tampere, 2006 June 6-7. Abstract: Finding information, especially accurate, timely, and relevant information, is increasingly important in nearly all human endeavors. Accordingly, numerous studies have examined the processes information seekers employ, as well as the strategies information providers use to meet their needs. Most models emphasize satisfaction or closure as the criterion for successful completion of an information search; thus the emphasis is on solving a specific problem. But often, information seeking is part of some larger process, which is invisible to the information provider and often unclear even to the seeker. Successful search may lead not so much to eliminating an existing, well-defined problem, as to delineating a new problem within a complex, ill-defined space. This paper examines information seeking from an inquiry, or problem-based perspective, and argues that the fields of information seeking and problem-based learning can benefit from closer dialogue.
14

Investigating the Relationship between Learning Style Preferences and Teaching Collaboration Skills and Technology: An Exploratory Study

Sonnenwald, Diane H., Kim, Seung-Lye January 2002 (has links)
This paper reports on an exploratory study that investigates the relationship between participants' learning style preferences and their perceptions of a professional workshop on collaboration and technology to support collaboration. The Learning Preference Scale-Students (LPSS) (Owens & Barnes, 1992) was administered to identify participants' learning style preferences as cooperative, competitive and/or individualized. Using cluster analysis two groups, or categories, of learning style preferences among the participants emerged. Group 1 showed a strong preference for the cooperative learning style, and Group 2 showed a strong preference for competitive and cooperative learning styles. Group 1 rated the workshop more positively than Group 2. However, Group 2 reported a larger increase in self-efficacy compared to those in Group 1 (18.9% vs. 6.0%). Both groups provided different suggestions regarding the content of the workshop. Group 1 suggested adding more discussions and group exercises, whereas Group 2 suggested adding explicit theory or rules to govern behavior. These findings indicate that learning styles should be considered as a potential variable that influences learning outcomes and preferences.
15

Professional learning in a school-based community of science teachers

Melville, Wayne Stuart January 2005 (has links)
This thesis investigates professional learning in a school-based community of science teachers. Transcripts of science staff meetings were analysed using two frameworks. These frameworks relate to the notions of community and professional learning. The school-based community is interpreted in terms of three metaphors of understanding: meanings, practice and identity. Professional learning is interpreted in terms of how the teachers learn the episteme, techne and phronesis of their science teaching. I propose that professional learning occurs when teachers engage in virtues-based personal reflection and/or public discourse around episteme, techne and phronesis in the spaces 'in-between' the metaphors of community. This proposition raises implications for the accessibility of professional learning and the relationship between community and organisational boundaries.
16

Environmental Scan of Pricing Models for Online Content : Report II : Business Models for Object Repositories

Darimont, Albert W. 04 1900 (has links)
This report investigates Canadian and other initiatives in developing e-content stores or repositories with special interest paid to their business and revenue models for background in determining a suitable sustainable business/revenue model for the OnDisC Alliance. There is significant activity worldwide in the research and development of repositories of Learning Objects (LO) -- modular chunks of content that are combined and reused to form larger aggregations of education content such as lesson, units, and courses. The rationale for developing repositories of LOs is to reduce the significant cost of developing and customizing educational material. There is activity in developing LO repositories in both the public sector and the private sector. MERLOT is a large public and free LO repository co-operative. Some private firms developing LO repositories and the tools to create and use them include NetG, SmartForce, and LearningWay. In addition to LO repositories there are many Learning Resource Gateways (LRG) which offer both free and non-free educational material of many levels of object â granularityâ . Additionally, organizations are emerging which are acting as learning resource brokerages or networks, such as UNIVERSAL in Europe and AUShareNet in Australia. There are insights and possible future business relationships for OnDisC to be realized in all of the above educational content delivery organizations. A universal issue among public LO repositories and LSG is how to acquire funding/revenue to sustain the organization beyond initial project status. Most of them are following a sponsorship model where operating and development funds are received from government and/or other supporting organizations and individual educators provide content free. Their business/revenue model follows from a consideration that they are providing a public good which can/must be supported by third parties. OnDisC may be able to operate under a similar business model for similar public goods markets. Additionally, OnDisC may be able to provide LO content to commercial content developers either directly, or through future online educational material brokerage sites/marketplaces. A valuable tool for helping to formulate business and revenue models is a value chain assessment in which all significant value added processes or functions and determined and assigned to the different players or organizations involved in the value chain. Once value added assessments are made, appropriate revenue streams can be modeled. A relevant and useful value chain assessment to consider for OnDisCâ s situation is that of the traditional publisher-library book/journal distribution system. A significant source of risk for the providers of digital content to a store or repository is the high cost associated with digitizing the material into a format suitable for distribution and use. A possible compromise between risk and service is to provide just-in-time digitization for material that has been chosen as desirable by an end user.
17

Finding Problems Versus Solving Them: Inquiry in Information Seeking

Bruce, Bertram C. 06 1900 (has links)
This is the keynote presentation delivered at The Sixth Conference on Problem-Based Learning in Finland: Constructing Knowledge in information society, Tampere, 2006 June 6-7. Abstract: Finding information, especially accurate, timely, and relevant information, is increasingly important in nearly all human endeavors. Accordingly, numerous studies have examined the processes information seekers employ, as well as the strategies information providers use to meet their needs. Most models emphasize satisfaction or closure as the criterion for successful completion of an information search; thus the emphasis is on solving a specific problem. But often, information seeking is part of some larger process, which is invisible to the information provider and often unclear even to the seeker. Successful search may lead not so much to eliminating an existing, well-defined problem, as to delineating a new problem within a complex, ill-defined space. This paper examines information seeking from an inquiry, or problem-based perspective, and argues that the fields of information seeking and problem-based learning can benefit from closer dialogue.
18

Environmental Scan of Pricing Models for Online Content

Darimont, Albert W. 11 1900 (has links)
created for OnDisC / The objective of this research project was to perform an environmental scan of pricing models for online content that could help the OnDisC alliance formulate an effective ecommerce model. Towards this end a number of literature searches, interviews and web searches were performed. The research was directed in several areas to ensure that the results provided a broad context: e-business models in general and for electronic content in particular; the developments in the library field towards digitization in general and in the use of ejournals in particular; iscussions with specialists in a number of relevant fields; and a broad survey of content providers on the internet. The e-business literature revealed the breadth of different pricing models available and gave insight into the nature of price and market differentiation, which is an effective strategy for increasing the user base for digital content. An example of price differentiation is to sell the same product to two different kinds of users at different prices thereby maximizing overall revenue. Libraries have been at the forefront of technological changes for many decades, and much research has already been done on the potential for e-journals to greatly improve library service for academic institutions. Electronic journals allow for the dis-aggregation of journals and novel pricing schemes using bundling of articles and metered use (pay as you go). Libraries tend to like the flexibility and cost savings that these novel pricing schemes allow but there are disadvantages such as increased administrative overhead and the potential for metering to inhibit end users. The discussions with industry specialists and subsequent web searches revealed a number of content aggregators â organizations which accumulate digital content from a number of different providers for redistribution â which have moved beyond the stage of subsidized pilot project status towards operational independence. Background papers Environmental Scan of Pricing Models for Online Content and pricing schedules were found for JSTOR, AMICO (Art Museum Image Consortium), SCRAN (Scottish Cultural Resources Access Network) and ECO (Early Canadiana Online) which revealed that all of them use price differentiated academic institution subscriptions to generate revenue. Two of the four, JSTOR and ECO charge a one-time up-front fee to help pay for the cost of initial content digitizing. Web searches revealed a number of sites offering cultural and educational content in various formats including streaming video, audio, text, animation, images. Many of these sites generate revenue from banner advertising, affiliate eferrals, product sales, and donations as well as ubscriptions. Many pricing models are possible by ombining or blending the above revenue streams. The wide variety of cultural and educational content available on the web ttests to the effectiveness of these models.
19

SEPP (SAKAI Educational Partners Project) 2004 Rocky Mountain Conference Materials

January 2004 (has links)
This is a single bookmarked file of the Rocky Mountain SEPP 2004 (Sakai Educational Project and Partners) conference, June 22-23, Denver, CO. It contains all of the programs, presentations, handouts and supplementary materials.
20

Bridging the gap between what is praised and what is practiced supporting the work of change as anatomy & physiology instructors introduce active learning into their undergraduate classroom /

Thorn, Patti Marie. January 2003 (has links) (PDF)
Thesis (Ph. D.)--University of Texas at Austin, 2003. / Vita. Includes bibliographical references. Available also from UMI Company.

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