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课堂上的家禽学:基于在线家禽科学教育计划对高中 STEM 教学的有效性。

Poultry in the classroom: effectiveness of an online poultry-science-based education program for high school STEM instruction.

机构信息

Department of Animal Sciences, Purdue University, West Lafayette, IN 47907.

Department of Agricultural Sciences Education and Communication, Purdue University, West Lafayette, IN 47907.

出版信息

Poult Sci. 2019 Dec 1;98(12):6593-6601. doi: 10.3382/ps/pez491.

Abstract

Public knowledge of the poultry industry is limited, yet attitudes towards the industry shape consumer behavior and influence the attractiveness of poultry careers and future study. This study assessed an online learning program contextualizing STEM learning within poultry science which was designed to increase poultry knowledge and interest. High school student participants (n = 169) across 16 classes (n = 12 teachers) in Indiana completed seven 30-min online modules during the fall 2018 semester. This case study used a mixed-methods, sequential explanatory design. Student knowledge and interest in poultry and teacher perceptions of the program were examined using quantitative measures. The study's qualitative portion assessed perceptions of the learning experience and comprised open-ended student and teacher survey questions and a teacher focus group. Qualitative data suggested that students' poultry knowledge, including awareness of the industry and related careers, was improved following the modules. Paired t-tests showed moderate to large effect sizes regarding increases in content quiz scores following each module (P < 0.001, Cohen's d = 0.45 to 0.80). Students' mean interest in poultry was initially low and remained statistically similar upon completion of the program (M = 1.84, 1.87; p = 0.67). Student and teacher statements indicated that design features of the program enhanced interest for some students. Other students did not perceive the program and its poultry science topics to be interesting or relevant to their lives. Results from this study can be used to inform the creation of effective poultry learning resources to contribute to workforce development and enhance the industry's public image.

摘要

公众对家禽业的了解有限,但他们对该行业的态度会影响消费者的行为,并影响人们对家禽业职业和未来学习的兴趣。本研究评估了一个在线学习项目,该项目将 STEM 学习与家禽科学相结合,旨在提高学生对家禽的了解和兴趣。印第安纳州的 16 个班级(共 12 名教师)的 169 名高中生在 2018 年秋季完成了七个 30 分钟的在线模块。这项案例研究采用了混合方法、顺序解释设计。使用定量措施评估了学生对家禽的知识和兴趣以及教师对该项目的看法。研究的定性部分评估了学习体验的看法,包括学生和教师的开放性调查问题以及教师焦点小组。定性数据表明,学生的家禽知识(包括对行业和相关职业的认识)在完成模块后得到了提高。配对 t 检验表明,在每个模块之后,内容测验分数的增加具有中等至较大的效果大小(P <0.001,Cohen's d = 0.45 至 0.80)。学生对家禽的初始兴趣较低,在完成课程后仍保持统计学上的相似(M = 1.84,1.87;p = 0.67)。学生和教师的陈述表明,该项目的设计特点增强了一些学生的兴趣。其他学生则认为该项目及其家禽科学主题不有趣或与他们的生活无关。本研究的结果可用于为有效的家禽学习资源的创建提供信息,以促进劳动力发展并增强该行业的公众形象。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/e083/8914010/d91e387a0d20/gr1.jpg

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