Flexible Personal Learning Environments to enhance learning in fieldwork W. Brian Whalley, University of Sheffield, UK – b.whalley@qub.ac.uk Derek France, University of Chester, UK – d.france@chester.ac.uk Julian R. Park, University of Reading, UK – j.r.park@reading.ac.uk Katharine E. Walsh, University of Chester, UK – k.walsh@chester.ac.uk David Favis-Mortlock, Oxford University, UK – david.favis-mortlock@ouce.ox.ac.uk Abstract In this paper we describe our rationale for bringing Personal Learning Environments (PLEs) into fieldwork. We also report on some of our experiences in helping students to develop their individual PLEs, merged, as necessary, in Group Learning environments (GLEs). around fieldwork projects in geography, earth and environmental and Biosciences. This development also introduces students to a ‘personal knowledge system’, which brings together information acquisition, recording, storage, transfer and dissemination. The fieldwork may be in remote rural, urban areas, laboratories or at home but is based around developing ‘emergent’ practices; problem-based projects designed to develop academic, transferable and employability skills. We report on some of the technologies that we have found to be effective as well as the associated pedagogical principles and practicalities. . Keywords: Added later 1. Introduction Personal Learning Environments (PLEs) are defined in Wikipedia as, ‘systems that help learners take control of and manage their own learning’ and provide support so that learners:\ set their own learning goals manage their learning, both content and process communicate with others in the process of learning There is usually an implication that a PLE incorporates Web 2.0 technologies. Here however, Information and Communication Technologies (ICT) in general are assumed to be the basic environment for a PLE. We start with the idea of a student (of whatever age or level of education) in a ‘learning space’. This space can be manifest in several ways; geographical or contextual (Savin-Baden, 2007). One location of importance to many students and researchers (but not discussed by Savin-Baden) is that of fieldwork. Here we define fieldwork very broadly as any, ‘out of office’ activity. We consider that fieldwork learning experiences and opportunities for students can benefit in a number of ways and that ICT can often be helpful and sometimes essential for this enhancement. This is not just because we can use computers in the field but we use them because they can supplement and benefit the research and educational processes. Data acquisition, recording and information processing and knowledge dissemination are particularly important in science and the social sciences; they are exemplified by the ‘knowledge hierarchy’ or pyramid (Figure 1). Students need to move around in this knowledge space and the easier this can be done the better. A PLE should include a flexible set of tools to manipulate data, information and knowledge. Figure 1. The knowledge hierarchy or pyramid (after Skyrme, 1999). This is sometimes known as the DIKW pyramid (Data, Information, Knowledge, Wisdom). It applies to fieldwork as well as office educational spaces (Figure 2). Students accrue employability skills by working in a DIKW / ICT environment. They can develop a ‘Personal Knowledge System’ to manage complex information flows within ‘knowledge networking’ (Skyrme, 1999). The development of Personal Learning Environments can thus incorporate hardware, software and personal interaction and incorporate a personal knowledge system. In our view PLEs can be tailored for a specific set of circumstances (or workflows). Hence, we refer to PLEs in the plural to emphasize their adaptability for different workflows. A Group Learning Environment (GLE) is the amalgamation of the PLEs of the team for a specific activity. A GLE too is adaptable and can evolve according to circumstances. Mobile computing; ‘netbooks’, ‘tablets’, mobile ‘smartphones’ and personal digital Assistants (PDAs) in various guises can be incorporated into a PLE as appropriate. In this paper we explore the amalgamation and juxtaposition of some of these concepts and practicalities with respect to student use in fieldwork. Figure 2 illustrates some of these concepts embedded in educational space. Figure 2. A generalized view of the domains in which ‘a’ PLE may exist or move. Note that different PLEs can be configured for various situations and incorporate appropriate workflows according to the task in hand. 2. Fieldwork Several examinations of fieldwork, especially in geography, have been undertaken (Fuller et al., 2006; Haigh and Gold, 1993; Higgitt, 1996; Kent et al., 1997; McEwen, 1996; Scott et al., 2006). In the main, these investigations suggest that fieldwork is of great benefit to students. Even in an environment where students often have to make substantial contributions for fieldwork travel and maintenance, they appreciate the benefits in the short and long term, showing the significance of the affective domain (Boyle et al. 2007). Fieldwork is likely to be a complex undertaking; in terms of staff and student involvement, expectations of both parties and the costeffectiveness of the undertaking. The advent of personal computers led to the ‘virtual field trip’ (Dykes et al., 1999). Amongst other things, this was intended for use as training before a trip or for use post-trip rather than as a substitute for it (Phipps, 2000). Yet such virtual ventures foundered, mainly because they were too complex undertakings for the computers then available. They are useful for planning fieldwork or showing the field location in advance of actual field participation rather than as a surrogate for fieldwork itself (Spicer and Stratford, 2001). They tended to be expensive and inflexible ‘Cook’s Tours’; showing rather than involving students in experiential fieldwork. From a pedagogic standpoint, the use of fieldwork as a means to aid and encompass problem-solving approaches have been demonstrated (Bradbeer, 1996) and as an element to promote lifelong-learning (Gerber, 2000). Virtual field trips are often still seen as web pages but invariably consist of a few images and explanatory text. These are guides rather than actual and experiential learning environments. Despite the lack of success of the virtual field trip, ICT has produced notable complements to fieldwork practice, but as enhancement rather than replacement. Several authors (Fletcher et al., 2002; Ribchester and France, 2004; Warburton and Higgitt, 1997) have shown how computers in advance preparation can be used with advantage. In 1980 Gregory (1980) was exhorting geomorphologists involved in student hydrological fieldwork, ‘If it moves, measure it’. In this area, from school studies to professional hydrology, fieldwork is significant and requires a notebook and pencil as part of a basic PLE. A computer actually in the field can be of assistance in plotting data and checking measurements as it avoids duplication of work in the evening and is more time-efficient. Gardner and Unwin (1986) were amongst the first to advocate using computers in field classes, although this meant manipulation of data in the evening, after collection, rather than actually in the field. Yet, in 1986 in a remote valley in North Norway, one of us was using an Apple II computer powered by a generator to process field data. It is only recently that technology has allowed much student use of small computers (‘netbooks’) thereby including ICT in a fieldwork environment (Figure 2). The computer thus becomes, part of the PLE for the field exercise. Others, more recently have exploited technology to assist education (Fletcher et al., 2007a; Fletcher et al., 2002, 2003, 2007b; Fuller et al., 2006). 3. Fieldwork benefits Several examinations of fieldwork, especially in geography, have been undertaken (Fuller et al., 2006; Haigh and Gold, 1993; Higgitt, 1996; Kent et al., 1997; McEwen, 1996; Scott et al., 2006). In the main, these investigations suggest that fieldwork is of great benefit to students. Even in an environment where students often have to pay substantial amounts for fieldwork travel and maintenance, they appreciate the benefits in the short and long term, perhaps summed up by the paper stressing the significance of the affective domain by Boyle et al. (2007). Fieldwork is likely to be a complex undertaking; in terms of staff and student involvement, expectations of both parties and the (probable) cost-effectiveness of the undertaking. The advent of personal computers led to the ‘virtual field trip’ (Dykes et al., 1999). Amongst other things, this was intended for use as training before a trip or for use post-trip rather than as a substitute for it (Phipps, 2000). Yet such virtual ventures foundered, mainly because they were too complex undertakings for the computers then available. They were used for planning fieldwork or showing the field location in advance of actual field participation rather than as a surrogate for fieldwork itself (Spicer and Stratford, 2001). In essence, they were expensive and inflexible ‘Cook’s Tours’; showing rather than involving, students in experiential fieldwork. From a pedagogic standpoint, the use of fieldwork as a means to aid and encompass problem solving approaches have been demonstrated (Bradbeer, 1996) and as an element in promoting lifelong learning (Gerber, 2000). Virtual field trips are often still seen as web pages but invariably consist of a few images and explanatory text. These are guides rather than actual and experiential learning environments. Despite the lack of success of the virtual field trip, ICT has produced notable complements to fieldwork practice, but as enhancement rather than replacement. Several authors (Fletcher et al., 2002; Ribchester and France, 2004; Warburton and Higgitt, 1997) have shown how computers in advance preparation can be used with advantage. In 1980 Gregory (1980) was exhorting geomorphologists involved in student hydrological fieldwork, ‘If it moves, measure it’. In this area, from school studies to professional hydrology, fieldwork is significant and requires a notebook and pencil as part of a basic PLE. A computer actually in the field can be of assistance in plotting data and checking measurements as it avoids duplication of work in the evening and is more time-efficient. Gardner and Unwin (1986) were amongst the first to advocate using computers in field classes, although this meant manipulation of data in the evening, after collection, rather than actually in the field. Yet, in 1986 in a remote valley in North Norway, one of us was using an Apple II computer powered by a generator to process field data. It is only recently that technology has allowed much student use of small computers (‘netbooks’) thereby including ICT in a fieldwork environment (Figure 2). The computer thus becomes, part of the PLE for the field exercise. More recently, others have exploited technology to assist education (Fletcher et al., 2007a; Fletcher et al., 2002, 2003, 2007b; Fuller et al., 2006). 4. Experiential fieldwork and data acquisition Experiential fieldwork, so important to student involvement, can use field instrumentation (e.g. temperature recorders, cameras, microscopes, and weather stations) that interface with computers via a Universal Serial Bus (USB) to enable recording and examination in the field as well as laboratory. Figure 5. Illustration of two workflows from field to laboratory incorporating various aspects of data capture, synthesis and writing that students would need to incorporate in their activities. Open Source or inexpensive applications could be used for all of the components in these flows. For example, annotating an image, rather than digging up plants or removing rocks, enhances field identification and conservation. An electronic field guide of images aids student identification in conjunction with a field flora so a netbook becomes an e-book reader. iPhone applications for field identification of many organisms exist and these are being extended to netbooks and tablets/iPads. ‘Smartphones’ usually have some global positioning system (GPS) capability and some cameras and netbooks can be fitted with or linked to GPS systems for ‘geotagging’. All, or most of, the elements of field recording can be extended to what might normally be restricted to home-based lab examination. By using netbooks, data can be recorded, sampling can be checked and data run in models in the field. Hardware and software are linked through PLEs, shared through GLEs and data transferred as necessary. Research-led (based or facilitated) learning is not only a university promulgation but has good pedagogical benefits (Healey, 2005; Healey and Roberts, 2004). For example, recent research on fish in Guyana required field photography and image transfer to the internet for experts world-wide to identify specimens shows the power of computer-linked imagery (EarthSky, 2011). Sharing data in research has become, if not commonplace, significant in the exploration of large data sets, eg. the Galaxy Zoo project (www.galaxyzoo.org) using Hubble Space Telescope data. Data from terrestrial remote sensing used in a student dissertation might be as much a part of the investigation as working on astronomical data. For the student, data acquisition, processing and knowledge acquisition (Figure 1) might even lead to publication in a student-research journal (Waddington, 2008). 5. Social networking and the use of ‘apps’ to integrate PLEs with fieldwork The development of communities of practice, such as just mentioned, are very much a part of fieldwork investigations using teams. We are using and evaluating the potential of a range of Web 2.0 technologies (hardware and software) to enhance fieldwork learning using PLEs and GLEs. As our data with students indicates (Figure 3), there is an increasing use of ‘smartphones’ as a primary use of ‘mobiles’. This mirrors the general trend towards smart[phone worldwide. Figure 3. Projected uptake of ‘smartphones’ by 2 nd year geography students; QUB and Chester; what they were using in 2009, Easter 2011 usage and projected use in 2012-13. Students have a variety of ‘apps’ on these ranging from games to social networking sites. Increasingly, they have been found using apps of particular relevance in specific circumstances. Examples include a clinometer, panorama-stitching software and apps that shows the solid geology at a given location. All these apps are available on smartphones and, in general, find even greater applicability with larger screens. The mobile phone (within cellular coverage!) has meant that students can communicate individually and share knowledge or data as part of a fieldwork project; to check meetings or perhaps that data have been collected for example. Social networks continue to have informal, eg Facebook, and more formal, eg instructional clips on YouTube, usage in the field as anywhere else. Inexpensive still/video cameras have been used for reporting on students own activities via podcasts (Nie, 2008) and other feedback devices (Lynch et al., 2008). The smartphone, with still and video camera, now enables individuals or groups to record data, their own performance or to show a colleague who could not be present. This sort of reporting, perhaps backed by more-usual written forms, encourages students to engage more effectively with the subject, specifically fieldwork methodology and enquiry (Wakefield and France, 2010). Digital stories may be incorporated into assessment (see Jenkins and Lonsdale, 2007; Wakefield and France, 2010) (Wakefield and France, 2010) and practical advice on effective digital story telling can be found in France and Wakefield, (in press) (France and Wakefield, in press). (Jenkins and Lonsdale, 2007). Although ‘storytelling’ may appear to be lightweight it is an important part of formal and informal communication that is facilitated by social networking apps and allows moving around the knowledge pyramid and developing a personal knowledge system via a PLE. Mobile technologies and the use of apps provide information transfer mechanisms that are not provided with ease in any other way. Examples are barcodes or QR codes (Figure 4). Such an icon can be metadata for a wide range of entities with a personal knowledge space or linked toi a report or images in a panorama. Figure 4. A QR code that can be passed around or displayed on paper or delivered digitally according to need and situation. Free apps are available for both encoding and decoding these images that can encapsulate URLs, georeferencing co-ordinates, book cataloguing data or send an SMS text. 6. Integrating PLEs with fieldwork Fieldwork, in its various manifestations, presents many problems that a student has to adapt to and cope with. Not the least of these is the development of a personal knowledge or information system. In this paper we combine these notions; the field learning space, the personal knowledge system and PLE. Following Knowles (1975) our definition for a PLE is wider than van Harmelen’s (2006): ‘a PLE is a single user’s e-learning system that provides access to a variety of learning resources, and that may provide access to learners and teachers who use other PLEs and/or VLEs’. The diversity of interpretations of PLE can be seen in the listing of diagrams at edtechpost (edtechpost.wikispaces.com/PLE+Diagrams). At a basic level, but without discussing this further, we could consider a learning space to be, ‘manifolds for exchanging metadata’, where metadata can be viewed as adjuncts to knowledge; tacit, skills or the aspects of learning spaces discussed by Savin Barden (2008). Thus, the personal knowledge networks and hierarchies can be developed in the field or afterwards via appropriate learning space integration. Students already know they will have to operate within spaces with apps and mobile hardware as well as standard applications in word processing and spreadsheets. 7. Group Learning, GLEs and the Pedagogic basis for PLE usage Fieldwork is frequently done in teams or groups, probably sharing data as well as working up the report. Collaboration here might be done with ‘cloud based’ applications. There may be reasons of safety, sharing equipment or good educational practice, for working as teams provides learning benefits (Burkill, 1997; Haigh and Gold, 1993; Healey et al., 1996). We still expect students to use field notebooks to record data, perhaps supplemented by smartphone or netbook. Here however, for the present, the technology is less easy to employ than traditional notebook and pencil, although digital recorders and hybrid devices (‘smartpens’) provide non-traditional data entry methods. Our project is working on ways in which netbooks / tablets / smartphones and associated apps and hardware affordances can be integrated into diverse learning spaces of which fieldwork is just one. We have suggested that the diversity of netbooks and smartphones and their apps provides educational possibilities that were not conceivable even five years ago. We have also examined the general nature of fieldwork learning spaces and suggested that these may be linked or overlapped (Figure 2). Since Traxler wrote the first chapter for the 2009 volume ‘Mobile Learning’ technology has moved rapidly – although his general categorisation is still sound (Traxler, 2009). The next chapter in the book expounds the ‘Framework for the Rational Analysis of Mobile Education’ (FRAME) model (Koole, 2009), summarised in Figure 5. Figure 5. The FRAME model, after Koole (2009) illustrating the potential overlap of field corresponding to the Device, Learning and Social aspects of . This scheme has the advantage of being developed on a good psychological basis, involving learner prior knowledge, memory, context and transfer, discovery learning and emotions and motivations (Koole, 2009, Table 2) – although we shall not pursue these aspects further. Rather, we suggest that these three overlapping fields of, Device (D), Learner Aspect (L) and Social Aspect (S) operating within a knowledge space or Information Context. Mobile devices (including pencil and notebook as much as computer touchscreens) can be matched with the necessary context of student involvement and, eg social interactive learning. Group learning has increasingly been viewed as a device for assisting learning as well as an employability skill and reinforces the social aspects of PLE/GLE operation. 8. Conclusions In 1986, Gardiner and Unwin concluded; ‘there are undoubtedly, problems to be faced in taking computing facilities to a field class. However, it is our experience that these are far outweighed by the educational benefits to be gained by students. The provision of such facilities introduces an immediacy and realism into projects, which serve to motivate students.’ We concur and realise that students with easy-to-use mobile devices are even more integrated with flexible and active learning. This is an on-going project, especially as technology becomes more compact, less batterydependent and, especially, less costly. So, as well as the data processing an immediacy the flexibility of a PLE operating within a field of ‘Information context’ in a knowledge hierarchy. Students are becoming more used to their mobility of computing and, accordingly, the versatility of apps. PLEs provide the best way of producing flexibility in learning according to the tasks and problems set and model real-world situations. 9. Acknowledgements We thank The Higher Education Academy of the UK for a National Teaching Fellowship grant and our various students and colleagues involved with our field trips. 10. References References Adams, D. 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