1,711 research outputs found

    Group formation in learning flow activities across virtual and physical spaces

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    Proceedings of: Across Spaces11 Workshop in conjunction with the EC-TEL2011, Palermo, Italy, September 21, 2011One of the main challenges in Computer-Supported Collaborative Learning is group formation according to different types of polices that depend on the pedagogical method or/and the students' profiles, and the communication of the resulting group formation to the students and the flow engines that orchestrate the collaborative learning processes. This challenge is even more demanding when the learning flows are not only supported by computers but they also integrate activities taking place in physical spaces without the assistance of computing devices. In this extended abstract we propose to combine previous contributions towards the development of an integrated solution for supporting group management across IMS Learning Design compliant virtual learning environments and activities in the physical space, such as the classroom or the playground.This work has been partially funded by the Spanish Learn 3 project (TIN2008-05163/TSI).Publicad

    Herramientas basadas en rúbricas para el control y la evaluación de los Proyectos Final de Grado

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    [ES]El papel del Trabajo Fin de Grado (TFG) en Ingeniería es crítico dado que ofrece la oportunidad al estudiantado de integrar y aplicar las competencias, tanto específicas como transversales, desarrolladas a lo largo del grado. Sin embargo, dadas sus características académicas (personalizado de acuerdo con los intereses del estudiante, el número de profesorado implicado, la evaluación mediante un tribunal, etc.), la sistematización de la evaluación formativa y sumativa del BFP es un elemento considerado tan necesario como complejo. Para abordar la complejidad de ambos procesos hay múltiples iniciativas recientemente reportadas a la literatura que proponen el uso de rúbricas como herramienta para asesorar y monitorizar tanto el proceso como el producto. En este artículo analizamos la experiencia de la Escuela Superior Politécnica de la Universitat Pompeu Fabra (Barcelona) basada en la aplicación de rúbricas como parte de una guía de evaluación (con apoyo de una herramienta web) para los TFG. Esta guía fue evaluada cuantitativa y cualitativamente tanto antes, como durante y después del uso de las rúbricas y los resultados obtenidos nos permitieron conocer su valoración en términos de utilidad, pertenencia, usabilidad y precisión. Los resultados nos llevaron a realizar cambios para aportar nuevas prestaciones a la herramienta web dirigidos a la integración de la evaluación de competencias transversales y específicas, así como el diseño de una versión de la rúbrica resumida para su uso a través de dispositivos móviles

    m-AssIST: Interaction and scaffolding matters in authentic assessment

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    Authentic assessment is important in formal and informal learning. Technology has the potential to be used to support the assessment of higher order skills particularly with respect to real life tasks. In particular, the use of mobile devices allows the learner to increase her interactions with physical objects, various environments (indoors and outdoors spaces), augmented digital information and with peers. Those interactions can be monitored and automatically assessed in a way that is similar to traditional objective tests. However, in order to facilitate a meaningful interaction with formative purposes, we propose that the assessment process can be assisted through scaffolding mechanisms that transform the mobile system into a ‘more capable peer’. In this context, this paper presents the m-AssIST model which captures the necessary emergent properties to design and analyse m-assessment activities. The model is used to analyse the benefits and limitations of existing m-test based systems. This paper discusses the importance of meaningful interactions, and the provision of scaffolding mechanisms to support formative and authentic assessment

    The art and science of learning design: Editoral

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    Editorial for the "art and science of learning design" supplement. Introduces the learning design approach, considers some of the grand challenges associated with it, and presents the papers in this supplement

    The added value of implementing the Planet Game scenario with Collage and Gridcole

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    This paper discusses the suitability and the added value of Collage and Gridcole when contrasted with other solutions participating in the ICALT 2006 workshop titled “Comparing educational modelling languages on a case study.” In this workshop each proposed solution was challenged to implement a Computer-Supported Collaborative Learning situation (CSCL) posed by the workshop’s organizers. Collage is a pattern-based authoring tool for the creation of CSCL scripts compliant with IMS Learning Design (IMS LD). These IMS LD scripts can be enacted by the Gridcole tailorable CSCL system. The analysis presented in the paper is organized as a case study which considers the data recorded in the workshop discussion as well the information reported in the workshop contributions. The results of this analysis show how Collage and Gridcole succeed in implementing the scenario and also point out some significant advantages in terms of design reusability and generality, user-friendliness, and enactment flexibility

    Introduction to cross LAK 2016: Learning analytics across spaces

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    For the LAK (Learning Analytics and Knowledge) community, it is highly important to pay attention to the development and deployment of learning analytics solutions for blended learning scenarios where students work at diverse digital and physical learning spaces and interact in different modalities. This workshop has been a first attempt in gathering the sub-community of LAK researchers, learning scientists and researchers from other communities, interested in ubiquitous, mobile and/or face-to-face learning analytics. It was clear for all the attendees that a key concern that has not been deeply explored yet is associated with the mechanisms to integrate and coordinate learning analytics to provide continued support to learning across digital and physical spaces. The two main goals of the workshop were to share perspectives and identify a set of guidelines that could be offered to teachers, researchers or designers to create and connect Learning Analytics solutions according to the pedagogical needs and contextual constraints to provide support across digital and physical learning spaces

    A low energy house

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    PFC elaborat en Erasmus EPS a Ingeniørhøjskolen i KøbenhavnTreball desenvolupat dins el marc del programa 'European Project Semester'.CENERGIA is a consulting engineering company, established in 1982 by four employees at the Thermal Insulation Laboratory at the Technical University of Denmark (now: byg.dtu). EPS students of the IHK were asked to design a low energy house. This gives the company a fresh insight into a low energy house design from the mixed students. This year 48 students applied for the EPS program, making twelve mixed teams, 2 teams designing a low energy house. At the beginning, a brief was given to direct the project in accordance with the CENERGIA criteria’s. All teams had to work freely and organise themselves. The aim of this project is designing a low energy house which have to reach Class 1 (Danish standard class when house use less than 35.5 kWh/m2 per year)

    Fracture toughness of cemented carbides obtained by electrical resistance sintering

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    The unique combination of hardness, toughness and wear resistance exhibited by WC-Co cemented carbides (hardmetals) has made them a preeminent material choice for extremely demanding applications, such as metal cutting/forming tools or mining bits, in which improved and consistent performance together with high reliability are required. The high fracture toughness values exhibited by hardmetals are mainly due to ductile ligament bridging and crack deflection (intrinsic to carbides). In this work two WC-Co grades obtained by using the electric resistance sintering technique are studied. The relationships between the process parameters (cobalt volume fraction, sintering current and time, die materials, etc.), the microstructural characteristics (porosity, cobalt volume fraction, carbide grain size, binder thickness and carbide contiguity) and mechanical properties (Vickers hardness and fracture toughness) are established and discussed. Also the presence of microstructural anisotropy and residual stresses is studied. The sintering process at 7 kA, 600 ms and 100 MPa, in an alumina die, followed by a treatment of residual stress relief (800 °C, 2 h in high vacuum), allows to obtain WC-Co pellets with the best balance between an homogeneous microstructure and mechanical behaviour.EU for funding this research with in the framework of the EU 7th Framework FoF.NMP.2013-10 608729 EFFIPRO Projec

    Learning analytics support to teachers' design and orchestrating tasks

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    Background: Data-driven educational technology solutions have the potential to support teachers in different tasks, such as the designing and orchestration of collaborative learning activities. When designing, such solutions can improve teacher understanding of how learning designs impact student learning and behaviour; and guide them to refine and redesign future learning designs. When orchestrating educational scenarios, data-driven solutions can support teacher awareness of learner participation and progress and enhance real time classroom management. Objectives: The use of learning analytics (LA) can be considered a suitable approach to tackle both problems. However, it is unclear if the same LA indicators are able to satisfactorily support both the designing and orchestration of activities. This study aims to investigate the use of the same LA indicators for supporting multiple teacher tasks, that is, design, redesign and orchestration, as a gap in the existing literature that requires further exploration. Methods: In this study, first we refer to the previous work to study the use of different LA to support both tasks. Then we analyse the nature of the two tasks focusing on a case study that uses the same collaborative learning tool with LA to support both tasks. Implications: The study findings led to derive design considerations on LA support for teachers’ design and orchestrating tasks
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