9,696 research outputs found

    System upgrade: realising the vision for UK education

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    A report summarising the findings of the TEL programme in the wider context of technology-enhanced learning and offering recommendations for future strategy in the area was launched on 13th June at the House of Lords to a group of policymakers, technologists and practitioners chaired by Lord Knight. The report – a major outcome of the programme – is written by TEL director Professor Richard Noss and a team of experts in various fields of technology-enhanced learning. The report features the programme’s 12 recommendations for using technology-enhanced learning to upgrade UK education

    THE EFFECTS OF VIRTUAL LABORATORY ACTIVITIES ON SCIENCE LEARNING

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    The purpose of this study was to observe the impact of technology on improving science achievement in Elementary students. In specific, this study examined the effects of virtual science laboratory activities on the science learning of 20 African American students in grades four. Using a quasi-experimental design, students in grades four, were randomly assigned to a treatment (virtual labs) or comparison (traditional hands-on labs) group. Ten students participated in treatment group and ten students participated in the comparison group. The students conducted science experiments for 50 minutes, one time a week, for 8 weeks. Both groups were given a pretest and posttest using the Terra Nova 3 Survey Assessment in Science grade 4 and students’ motivation toward science learning (SMTSL) questionnaire. Gains between the pretest and posttest scores were analyzed for each instrument using the Mann Whitney U test. The New York State Intermediate Level Science Assessment Test (ILSAT) for grade 4 was also administered to the treatment and comparison group and analyzed using the Mann Whitney U test. Students in the treatment group did not show any significant gains in scores, on the Terra Nova 3 Survey Assessment in Science for grade 4 and SMTSL, respectively, than students in the comparison group. Students in the treatment group for the ILSAT showed a significant higher score than students in the comparison group. In conclusion, the intervention had a significant impact on the ILSAT score gains. The limitations of the study and implications for future research were discussed

    Evaluation of Evidence-Based Practices in Online Learning: A Meta-Analysis and Review of Online Learning Studies

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    A systematic search of the research literature from 1996 through July 2008 identified more than a thousand empirical studies of online learning. Analysts screened these studies to find those that (a) contrasted an online to a face-to-face condition, (b) measured student learning outcomes, (c) used a rigorous research design, and (d) provided adequate information to calculate an effect size. As a result of this screening, 51 independent effects were identified that could be subjected to meta-analysis. The meta-analysis found that, on average, students in online learning conditions performed better than those receiving face-to-face instruction. The difference between student outcomes for online and face-to-face classes—measured as the difference between treatment and control means, divided by the pooled standard deviation—was larger in those studies contrasting conditions that blended elements of online and face-to-face instruction with conditions taught entirely face-to-face. Analysts noted that these blended conditions often included additional learning time and instructional elements not received by students in control conditions. This finding suggests that the positive effects associated with blended learning should not be attributed to the media, per se. An unexpected finding was the small number of rigorous published studies contrasting online and face-to-face learning conditions for K–12 students. In light of this small corpus, caution is required in generalizing to the K–12 population because the results are derived for the most part from studies in other settings (e.g., medical training, higher education)

    Teachers Support for English Language Learners to Build Inquiry Skills in Online Biology Simulations

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    The population of English language learners (ELLs) is on the rise in the United States, but they are lagging behind English speaking students in several subject areas--including biology. Scholarly literature lacks information on how biology teachers use scaffolding strategies to support ELL students with inquiry skills during online simulations. The purpose of this qualitative multiple-case study was to explore how biology teachers support ELLs in learning biology, using biology simulations to promote inquiry learning. The conceptual framework for this study included the constructivist perspective regarding the zone of proximal development, Electronic Quality of Inquiry Protocol, and technology use in science instruction. The purposive sample for this study was 4 biology teachers from 2 high schools in large school districts in the southeastern region of the United States who taught ELL students using inquiry-based online simulations. The data sources were face to face interviews with teachers, scaffolding documents, and lesson plans. Data were coded and analyzed for common themes across within and across cases. Results indicated that although biology teachers believed that ELL students benefited from inquiry simulations because of the already incorporated visuals and their ability to interact and manipulate the program, they sometimes lacked technology experiences and struggled with English and literacy that may reduce the benefits of the simulation experiences. The results of this study have the potential to contribute to social change by providing insights that may increase the understanding of how biology teachers can support ELL students when using technology in the form of simulations to promote inquiry learning

    Cognitive knowledge, attitude toward science, and skill development in virtual science labratories

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    The purpose of this quantitative, descriptive, single group, pretest posttest design study was to explore the influence of a Virtual Science Laboratory (VSL) on middle school students’ cognitive knowledge, skill development, and attitudes toward science. This study involved 2 eighth grade Physical Science classrooms at a large urban charter middle school located in Southern California. The Buoyancy and Density Test (BDT), a computer generated test, assessed students’ scientific knowledge in areas of Buoyancy and Density. The Attitude Toward Science Inventory (ATSI), a multidimensional survey assessment, measured students’ attitudes toward science in the areas of value of science in society, motivation in science, enjoyment of science, self-concept regarding science, and anxiety toward science. A Virtual Laboratory Packet (VLP), generated by the researcher, captured students’ mathematical and scientific skills. Data collection was conducted over a period of five days. BDT and ATSI assessments were administered twice: once before the Buoyancy and Density VSL to serve as baseline data (pre) and also after the VSL (post). The findings of this study revealed that students’ cognitive knowledge and attitudes toward science were positively changed as expected, however, the results from paired sample t-tests found no statistical significance. Analyses indicated that VSLs were effective in supporting students’ scientific knowledge and attitude toward science. The attitudes most changed were value of science in society and enjoyment of science with mean differences of 1.71 and 0.88, respectively. Researchers and educational practitioners are urged to further examine VSLs, covering a variety of topics, with more middle school students to assess their learning outcomes. Additionally, it is recommended that publishers in charge of designing the VSLs communicate with science instructors and research practitioners to further improve the design and analytic components of these virtual learning environments. The results of this study contribute to the existing body of knowledge in an effort to raise awareness about the inclusion of VSLs in secondary science classrooms. With the advancement of technological tools in secondary science classrooms, instructional practices should consider including VSLs especially if providing real science laboratories is a challenge

    The Impact of Integrating Computer Simulations On The Achievement of Grade 11 Emirati Students In Uniform Circular Motion

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    Education has been affected by the advancement of technology, especially computer software. This thesis focuses on the impact of computer simulations on students’ acquisition of Physics concepts related to the topic of Uniform Circular Motion. The main purpose of this thesis is to examine to what extent can computer simulations help students of grade 11 from Al Ain, United Arab Emirates (UAE), learn factual, conceptual and procedural knowledge related to Uniform Circular Motion. It also aims to investigate how simulations affect students of different abilities in terms of their achievement in Physics. A quazi- experimental method was used, where participants were divided into an experimental group and a control group. The experimental group was taught using computer simulations, and the control group was instructed with the help of real- life videos and animations. The main instrument was an achievement test administered before and after the intervention. The study showed a statistically significant advantage for the experimental group over the control group, especially in the procedural knowledge dimension. In addition, results showed that students of medium and low academic levels benefit from the simulations more than students of high level. Results drawn from this study provide valuable information on effective integration of technology in physics teaching, because it examines the impact of simulations on different knowledge dimensions, as well as their effect on students of different abilities. As a result, it encompasses a large spectrum of variables in terms of the effectiveness of simulations, giving room for further researches on technology integration in science education in the UAE and the Arab world context

    The effect of learning styles and attitude on preservice elementary teachers\u27 conceptual understanding of chemistry and the nature of matter in a simulation-based learning environment

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    This causal-comparative descriptive study investigated the achievement of pre-service elementary teachers taking an introductory physical science course that integrates inquiry-based instruction with computer simulations. The study was intended to explore if pre-service elementary teachers with different attitudes towards science as well as students with different learning styles would benefit differentially. Four research questions including four hypotheses were developed. The first major question consist of four specific hypothesis that addressed preservice elementary teachers\u27 learning styles (Active/Reflective, Sensing/Intuitive, Visual/Verbal, and Sequential/Global) and their conceptual understanding of chemistry and the particulate nature of matter in a science class which use hands-on learning integrated with computer based simulated activities. The second major question pertained to the relationship between preservice teachers learning science and chemistry and their attitude towards science. The third major question related to preservice elementary teachers science and chemistry achievement gain scores and attitude average affected by their learning styles. Finally, the fourth question pertained to the dissipation or the minimization of preservice elementary teachers\u27 science and chemistry misconceptions over the course of study. Three instruments were given to preservice elementary teachers in three different classes: pretest/posttest for the science conceptual understanding examination, and pretest-only for the science attitude and learning styles instruments. Total usable science attitude surveys returned was 67 out of 70. The overall average mean was 3.13 (SD = .51) on a five point scale. Total return of science achievement instrument was 65, with a total mean test score (quantitative and qualitative together) of 6.38 (SD = 3.05) on the pretest, with a post test mean of 9.06 (SD = 4.19). Results revealed no statistically significant achievement gain scores based on students\u27 learning styles, entering in all 4-combined dimensions at the same time Visual/Verbal, Sensing/Intuitive, Sequential/Global, and Active/Reflective (p \u3e .05), indicating the four learning styles dimensions cannot be used to predict students\u27 achievement gain. Results also indicated that there was no significant relationship between achievement gain and students\u27 attitude (p \u3e .05). Attitude and learning style together were also not significantly related to achievement gain. Preservice elementary teachers\u27 comprehension of chemical concepts in this study varied from no comprehension to fair comprehension, and included many misconceptions; no answer showed complete understanding of the concepts. Many of the preservice teachers held misconception related to evaporation. If not addressed in science content and methods courses, this could be a problem as this new generation of teachers goes out to teach. It is proposed that to fix preservice elementary teachers\u27 conceptual problems, curriculum needs to specifically focus on misconceptions. The preservice elementary subjects of the study showed a variety of misconceptions on both pretest and posttest concerning the particulate and the kinetic nature of matter. Suggestions are made is that a science content course could more contribute to preservice students\u27 conceptual change if curriculum designers incorporate a segment that specifically addresses misconceptions, especially those misconceptions that have been documented in the literature for decades. A robust cognitive model for science education is proposed to increase teachers\u27 science knowledge and to decrease science misconceptions
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