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Do STEM teachers have the potential to become leaders in online education? STEM教师有潜力成为在线教育的领导者吗?
Pub Date : 2023-07-31 DOI: 10.51355/jstem.2023.123
Hsin-Yi Chiu, Chia-ju Liu
STEM teachers would need to be familiar with the use of technology in the classroom and in fact they appeared to find online teaching very simple and natural. We have an opportunity to get a clearer idea of the challenges that STEM teachers faced as they transitioned from FTF to the online teaching precipitated by the COVID-19 epidemic, how well they were able to respond, and what changes were implemented. A qualitative design, with a case study approach, was used to find out how well they responded and what necessary changes had needed to be implemented. Nine STEM teachers took part in this study and the interview questions used by Sintema were modified and used as the main research tool (2020). Interviews were carried out in three steps. The data were divided into four stages: "#1 preparation time," "#2 early phase," "#3 late phase," and "#4 resumption of face-to-face teaching." In this study all the changes in method and characteristics elicited by online teaching of STEM were compared with those in use before the advent of large-scale online teaching. We uncovered many of the difficulties and concerns experienced by teachers who were under pressure to make the online courses significant in a short period of time. The study also discovered that the challenges that STEM teachers face are quite complex and diverse, and that STEM teachers' online teaching experiences can indeed become an important reference for teachers of other disciplines.
STEM教师需要熟悉在课堂上使用技术,事实上,他们似乎发现在线教学非常简单和自然。我们有机会更清楚地了解STEM教师在2019冠状病毒病流行的影响下从FTF过渡到在线教学时所面临的挑战,他们的应对能力如何,以及实施了哪些变化。采用案例研究方法进行定性设计,以了解他们的反应如何,以及需要实施哪些必要的更改。本研究共有9名STEM教师参与,并对Sintema使用的访谈问题进行了修改,并将其作为主要研究工具(2020)。采访分三步进行。数据分为四个阶段:“第一阶段准备时间”、“第二阶段前期”、“第三阶段后期”和“第四阶段恢复面对面教学”。本研究将STEM在线教学所引起的方法和特点的变化与大规模在线教学出现之前的使用进行了比较。我们发现了许多教师面临的困难和担忧,他们面临着在短时间内使在线课程变得重要的压力。研究还发现,STEM教师面临的挑战相当复杂和多样,STEM教师的在线教学经验确实可以成为其他学科教师的重要参考。
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引用次数: 0
A comic-based conservation lesson plan diversifies middle school student conceptions of scientists 以漫画为基础的自然资源保护课程使中学生对科学家的概念多样化
Pub Date : 2023-07-31 DOI: 10.51355/jstem.2023.127
Clara Meaders, Jaye C. Gardiner, Samantha Wynns, Sankalp Nigam, Jillian Harris
Role model interventions that are tied to place based-learning and classroom curricula may be effective tools for promoting diversity in STEM. To evaluate this premise, we developed a sixth-grade lesson plan that focused on teaching environmental conservation and highlighting diverse women in science. Our curricula used a three-touch educational model consisting of comic-based lesson plans, a local “field trip” to Cabrillo National Monument, trading cards featuring 19 diverse women scientists, and a conservation capstone poster presentation - all aligned to Next Generation Science Standards - to create a meaningful experiential and project-based module. To evaluate the program, we used a mixed-methods, change over time model, including the Draw-a-Scientist test (DAST) to assess if student perceptions of scientists were altered from the curricula. Overall, thirty-three students completed the DAST before and after participation, and we found that science stereotypes held by students decreased after participation in the lesson plan. By using innovative tools such as art and comics for science education/outreach that feature characters representing a diverse array of scientists with intersectional identities, educators can help shift student perceptions on who can be a scientist, potentially increasing diversity in scientific fields. 
与基于地点的学习和课堂课程相关的榜样干预措施可能是促进STEM多样性的有效工具。为了评估这个前提,我们制定了一个六年级的课程计划,重点是教授环境保护,并强调科学领域的不同女性。我们的课程采用三触式教育模式,包括以漫画为基础的课程计划、卡布里洛国家纪念碑的当地“实地考察”、展示19位不同女性科学家的交易卡和保护顶点海报展示——所有这些都符合下一代科学标准——创造了一个有意义的体验和基于项目的模块。为了评估该计划,我们使用了一种混合方法,随时间变化的模型,包括绘制科学家测试(DAST)来评估学生对科学家的看法是否从课程中改变了。总体而言,33名学生在参与课程计划前后完成了DAST,我们发现学生的科学刻板印象在参与课程计划后有所下降。通过使用艺术和漫画等创新工具进行科学教育/推广,以代表具有交叉身份的各种科学家的角色为特征,教育工作者可以帮助改变学生对谁可以成为科学家的看法,从而潜在地增加科学领域的多样性。
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引用次数: 0
Pathways to Teacher STEM Certification in Texas: A Case for Addressing the Minority Teacher Shortage 德克萨斯州教师STEM认证之路:解决少数民族教师短缺的案例
Pub Date : 2022-12-29 DOI: 10.51355/jstem.2022.116
Shetay Ashford-Hanserd, Omar S. López, Catherine A. Cherrstrom, Brett Lee
For the United States to remain globally competitive, policymakers, researchers, and administrators emphasize the need for a highly skilled and diverse STEM workforce. As such, the US education system must recruit high-quality, diverse, STEM-certified teachers to improve STEM learning outcomes and career pathways for all students, including historically underrepresented minority students. Increased recruitment and retention of minoritized STEM teachers through alternative certification pathways will dissipate the shortage of qualified STEM teachers. The purpose of this quantitative study was to examine trends in STEM teacher certification by race or ethnicity to address minoritized teacher shortages in Texas, the second largest education authority in the US. The study analyzed 67,629 teacher certification records from the Texas Education Agency’s State Board for Educator Certification. Results revealed disparities in Race or Ethnicity among STEM teachers that could dispel the teacher shortage gap if parity were achieved among White, Hispanic, and Black STEM teachers.
为了让美国保持全球竞争力,政策制定者、研究人员和管理人员都强调需要一支高技能、多样化的STEM劳动力队伍。因此,美国教育体系必须招聘高质量、多样化、STEM认证的教师,以改善所有学生的STEM学习成果和职业道路,包括历史上代表性不足的少数民族学生。通过其他认证途径增加对少数族裔STEM教师的招聘和保留,将消除合格STEM教师的短缺。本定量研究的目的是按种族或民族检查STEM教师认证的趋势,以解决德克萨斯州(美国第二大教育机构)的少数民族教师短缺问题。该研究分析了来自德克萨斯州教育局国家教育工作者认证委员会的67629份教师认证记录。结果显示,如果在白人、西班牙裔和黑人STEM教师之间实现平等,那么STEM教师的种族或民族差异可以消除教师短缺差距。
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引用次数: 0
Categorizing Classroom-based Argumentation in Elementary STEM Lessons: Applying Walton’s Types of Argument Dialogue 对基础STEM课程中的课堂论证进行分类:运用沃尔顿的论证对话类型
Pub Date : 2022-12-29 DOI: 10.51355/jstem.2022.125
J. Foster, Joanna Gillespie Schneider, Lorraine Franco, Yuling Zhuang, B. Crawford, AnnaMarie Conner
Argumentation is a practice that spans STEM disciplines and is an explicit goal for K12 students in reform-based standards documents. The purpose of this study was to investigate the applicability of Douglas Walton’s theoretical model for describing the types of argument dialogue encountered in elementary classrooms focused on learning concepts in science, mathematics, and computer coding. We examined two elementary teachers’ STEM classrooms to explore the types of argument dialogue that were evident. We found evidence of six types of dialogues: persuasion, negotiation, information-seeking, deliberation, inquiry, and discovery based on Walton’s model. Our findings demonstrate the applicability of Walton’s types of argument dialogue to argumentation in elementary STEM contexts. Even though our work takes place in the United States with teachers of children in grades 3-5 (ages 8-10 years), we believe our approach is applicable to other dialogues found in K12 STEM education. We postulate that students having opportunities to engage in arguments with a diverse range of goals (e.g., to prove a hypothesis, to persuade, or to exchange information) is important for their development in learning how to argue in STEM.
论证是一种跨越STEM学科的实践,是基于改革的标准文件中K12学生的明确目标。本研究的目的是探讨道格拉斯·沃尔顿的理论模型在描述小学课堂中遇到的关于科学、数学和计算机编码学习概念的争论对话类型时的适用性。我们检查了两位小学教师的STEM教室,以探索明显的争论对话类型。根据沃尔顿的模型,我们发现了六种对话类型的证据:说服、谈判、信息寻求、审议、询问和发现。我们的研究结果证明了沃尔顿的论证对话类型对初级STEM语境中的论证的适用性。尽管我们的工作是在美国与3-5年级(8-10岁)的儿童教师一起进行的,但我们相信我们的方法适用于K12 STEM教育中的其他对话。我们假设学生有机会参与各种目标的辩论(例如,证明假设,说服或交换信息)对他们在学习如何在STEM中辩论的发展很重要。
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引用次数: 0
Effectiveness of an Inquiry Focused Professional Development: Secondary Mathematics and Science Teachers’ Beliefs and Instruction 探究型专业发展的有效性:中学数学与科学教师的信念与教学
Pub Date : 2022-12-29 DOI: 10.51355/jstem.2022.110
Jennifer D. Cribbs, Lisa C. Duffin, Martha Day
Secondary (grades 6th-12th), mathematics and science teachers participated in a two-year inquiry-based professional development (PD) program focused on inquiry-based instruction. This study draws from surveys and classroom observations to assess potential changes in teacher beliefs (Teaching Philosophy, Openness to Change, Job Satisfaction, Professional Commitment, and Inquiry) and instructional practices using the electronic quality of inquiry protocol (EQUIP). Results of a one-way repeated-measures ANOVA found significant increases in participating teachers’ Teaching Philosophy, Openness to Change, Confidence toward Inquiry, and Intentions toward Inquiry. Findings also indicate significant changes in teachers’ instructional practice with teachers participating in the PD implementing higher levels of inquiry instruction in their classroom. Finally, a two-way repeated-measures ANOVA found statistically significant differences in participating teachers’ Teaching Philosophy, Openness to Change, Confidence toward Inquiry, and Intentions toward Inquiry when evaluated with a comparison group of teachers. Overall, results indicate changes in teachers’ beliefs and use of inquiry in their classroom due to their participation in the PD.
中学(6 -12年级),数学和科学教师参加了为期两年的探究性专业发展(PD)计划,重点是探究性教学。本研究通过调查和课堂观察来评估教师信念(教学理念、对变化的开放性、工作满意度、专业承诺和探究)和使用电子探究质量协议(EQUIP)的教学实践的潜在变化。单向重复测量方差分析的结果发现,参与教师的教学理念、对变化的开放性、对探究的信心和对探究的意图显著增加。研究结果还表明,参与PD的教师在课堂上实施更高水平的探究性教学后,教师的教学实践发生了显著变化。最后,双向重复测量方差分析发现,当与比较组教师进行评估时,参与教师的教学理念、对变化的开放程度、对探究的信心和对探究的意图存在统计学上的显著差异。总体而言,结果表明,由于教师参与了PD,他们的信念和课堂探究的使用发生了变化。
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引用次数: 0
First Year STEM Students’ Satisfaction with Peer Mentoring: A Predictor for Student Retention 一年级STEM学生对同伴辅导的满意度:学生留任的预测因子
Pub Date : 2022-07-31 DOI: 10.51355/jstem.2022.104
D. Spaulding, J. A. Kennedy, Amanda Rózsavölgyi, Wilfredo Colón
Peer mentoring is often used as a method to help retain first year STEM students. This study addressed the following research question: Can we predict in the first semester which first- year STEM students will return as sophomores and which ones will not? And if so, what factors were the best predictors of STEM students returning? An Exploratory Factor Analysis (EFA) was first employed and identified four factors: Academic Skills, Satisfaction with Mentors, Institutional Fit, and Academic Relationships). Next a binary regression was performed, and results showed that in the first semester of study student satisfaction with the university (i.e., Institutional Fit) was the most significant and greatest contributor for predicting students returning their sophomore year, followed by forming Academic Relationships; all of which was the result of participating in the mentoring program. Gender and race were not significant predictors for retention; however, further examination of the study’s effect size found the effect size to be .4, low moderate, meaning the study’s results are somewhat important. It is recommended the study be replicated with a smaller sample.
同伴指导通常被用作帮助留住一年级STEM学生的方法。本研究针对以下研究问题:我们能否在第一学期预测哪些一年级STEM学生将作为二年级学生返回,哪些不会?如果是这样的话,哪些因素最能预测STEM学生的回归?首先采用探索性因素分析(EFA)确定了四个因素:学术技能、对导师的满意度、机构契合度和学术关系。结果显示,在第一学期的学习中,学生对学校的满意度(即机构契合度)是预测学生在大二返校的最显著和最大的因素,其次是形成学术关系;所有这些都是参加辅导计划的结果。性别和种族不是留存率的显著预测因素;然而,进一步检查研究的效应量发现效应量为0.4,低中等,这意味着研究结果有些重要。建议用更小的样本重复这项研究。
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引用次数: 0
The Impact of STEM Integration on Student Achievement Using HLM: A Case Study 基于HLM的STEM整合对学生成绩的影响:一个案例研究
Pub Date : 2022-07-31 DOI: 10.51355/jstem.2022.108
Danielle R. Chine, K. Larwin
The study’s purpose was to determine the effectiveness of a science, technology, engineering, and math (STEM) program in an urban, Ohio middle school. The definition of integrated STEM education along with curriculum, standards, and implementation models are described. Participants in this longitudinal, quantitative study were all students enrolled in grades 7-8 beginning in 2012-2013 and continuing for seven years. Per grade level for any given year, there were 25-28 participants receiving the treatment by voluntary enrollment in an integrated STEM education program (containing STEM curriculum and applying pedagogies of project-based learning) and 350-425 control participants receiving general education (defined as traditional and lacking both project-based learning and STEM curriculum). We sought to determine if participation in an integrated STEM education program had an impact on student achievement (measured by Ohio State Test scores) and, if any, interaction effects due to gender, socioeconomic status, student race, and attendance rate were present. The use of hierarchical linear modeling (HLM) determined integrated STEM education had a significant, positive effect on achievement combining math and science (participants scoring 31.8 points higher on average) and in science only (participants scoring 38.2 points higher on average) compared to control participants, respectively. No interaction effects were found. These findings pose strong implications for educational leaders in making teacher training and curriculum decisions with the aim of increasing student achievement.
该研究的目的是确定俄亥俄州一所城市中学的科学、技术、工程和数学(STEM)课程的有效性。描述了综合STEM教育的定义以及课程、标准和实施模式。这项纵向定量研究的参与者都是7-8年级的学生,从2012-2013年开始,持续七年。在任何一年的每个年级,有25-28名参与者自愿参加综合STEM教育计划(包含STEM课程和应用基于项目的学习教学法),350-425名对照组参与者接受普通教育(定义为传统的,缺乏基于项目的学习和STEM课程)。我们试图确定参与综合STEM教育计划是否对学生成绩有影响(以俄亥俄州立考试成绩衡量),如果有的话,性别、社会经济地位、学生种族和出勤率是否存在互动影响。层次线性模型(HLM)的使用确定了STEM综合教育对数学和科学(参与者平均得分高31.8分)和科学(参与者平均得分高38.2分)的成绩分别具有显著的积极影响。未发现相互作用效应。这些发现为教育领导者制定教师培训和课程决策提供了强有力的启示,旨在提高学生的成绩。
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引用次数: 0
Examining Science Achievement in Chile: A Multilevel Model Approach 考察智利的科学成就:多层次模型方法
Pub Date : 2021-12-31 DOI: 10.51355/jstem.2021.100
Noelia Pacheco Diaz, Louis M. Rocconi
This study employed data from the 2015 Chilean sample of the Programme for International Student Assessment to examine the factors that influence science achievement and factors that may reduce the gender gap in science achievement. Our research was guided by Eccles’ Expectancy-Value Theory, which focused on motivational factors that influence gender differences in students’ achievement choices and performance. Our results indicate that socioeconomic status (SES), motivation, enjoyment of science, expected occupational status, school SES, and class size are related to higher science achievement. Also, anxiety was negatively associated with science achievement. Implications for Chilean policymakers and school administrators to improve Chilean girls’ science achievement are discussed.
本研究采用了2015年智利国际学生评估项目样本的数据,以检查影响科学成就的因素和可能减少科学成就性别差距的因素。我们的研究以埃克尔斯的期望价值理论为指导,关注影响学生成就选择和成绩性别差异的动机因素。我们的研究结果表明,社会经济地位、动机、科学享受、期望职业地位、学校社会经济地位和班级规模与更高的科学成就有关。此外,焦虑与科学成就呈负相关。本文讨论了提高智利女孩科学成绩对智利决策者和学校管理者的影响。
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引用次数: 0
Failure and Improvement in Elementary Engineering 基础工程中的故障与改进
Pub Date : 2021-12-31 DOI: 10.51355/jstem.2021.101
Matthew L. Johnson, G. J. Kelly, C. Cunningham
Recent science education reform documents in the United States have called for teachers to teach content related to engineering and science and to do so by engaging students in disciplinary practices. One important practice of engineering is improving from failure. Thus, students should experience productive failure as part of engineering design activities. However, engineering is a new subject for most elementary teachers. Historically failure has had negative connotations in elementary and precollege classrooms. To scaffold students through failure as they learn from and improve engineering designs, teachers will need to understand failure and pedagogical strategies for managing it. This study uses discourse analysis of video from eight elementary classes engaged in engineering to examine the nature of failure in engineering design projects. It also investigates how the collective actions of students and teachers support or constrain the process of improvement from engineering design failure. From these data, we propose a model of improvement through failure. This includes a classification of types and causes failure as well as facilitating conditions that must be present for improvement. We explore three features of engineering and three features of classroom cultures that contribute to learning to engage in productive failure.
美国最近的科学教育改革文件呼吁教师教授与工程和科学相关的内容,并通过让学生参与学科实践来做到这一点。一个重要的工程实践是从失败中改进。因此,作为工程设计活动的一部分,学生应该体验生产性失败。然而,对于大多数小学教师来说,工程是一门新的学科。从历史上看,在小学和大学预科的课堂上,失败有消极的含义。为了帮助学生从失败中学习并改进工程设计,教师需要了解失败和管理失败的教学策略。本研究以八个工程类小学课堂的影像资料为分析对象,探讨工程设计专案中失败的本质。它还研究了学生和教师的集体行动如何支持或限制工程设计失败的改进过程。根据这些数据,我们提出了一个通过失败来改进的模型。这包括对故障的类型和原因的分类,以及必须存在的促进改进的条件。我们探讨了工程学的三个特征和课堂文化的三个特征,这些特征有助于学习参与生产性失败。
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引用次数: 2
A Quantitative Analysis of a Customized Peer Mentoring Program with STEM Underrepresented Students 针对STEM弱势学生的定制同伴辅导计划的定量分析
Pub Date : 2021-07-30 DOI: 10.51355/jstem.2021.94
Reuben S. Asempapa, A. Morales, S. Agili
This article highlights a customized mentoring program that successfully supported underrepresented students in science, technology, engineering, and mathematics (STEM) disciplines at a university in the northeastern part of the United States (U.S.). Because of the national and regional needs to augment underrepresented, minority, first-generation, and low-income STEM college students, this study investigated efforts to expand the number and retain such population in higher education STEM programs through a customized mentoring program based on a National Science Foundation (NSF) grant. In particular, we evaluated the necessity of strong and broad-based mentoring characteristics using assessment tools and surveys. The study was conducted with 34 participants in STEM fields. The participants’ motivation mean scores in STEM was measured at three different points in time (pre-, mid-, and end-year) and compared using descriptive statistics and repeated measures analysis of variance (ANOVA). Results obtained indicated significant improvement in mentoring characteristics such as goal orientation, resource management, and academic performance with mean scores ranging from 4.99 to 5.21. Although additional findings from the repeated measures ANOVA showed no statistically significant differences, however, the marginal mean scores suggest the customized mentoring program had some positive effect and the mentoring practices supported underrepresented groups toward successful navigation of STEM disciplines. We discuss the study limitations, implications, and future research directions.
本文重点介绍了一个定制的指导计划,该计划成功地支持了美国东北部一所大学中科学、技术、工程和数学(STEM)学科中代表性不足的学生。由于国家和地区需要增加代表性不足,少数民族,第一代和低收入的STEM大学生,本研究调查了通过基于国家科学基金会(NSF)资助的定制指导计划来扩大和保留高等教育STEM项目中此类人口的努力。特别是,我们使用评估工具和调查评估了强大和广泛的指导特征的必要性。这项研究是在34名STEM领域的参与者中进行的。在三个不同的时间点(前、中、年末)测量参与者在STEM中的动机平均得分,并使用描述性统计和重复测量方差分析(ANOVA)进行比较。结果显示,学生在目标导向、资源管理、学业成绩等方面均有显著改善,平均得分在4.99 ~ 5.21之间。尽管重复测量方差分析的其他发现显示没有统计学上的显著差异,但是,边际平均得分表明定制的指导计划有一些积极的影响,指导实践支持代表性不足的群体成功导航STEM学科。我们讨论了研究的局限性、意义和未来的研究方向。
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引用次数: 3
期刊
Journal of Research in STEM Education
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