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Special Report

Capturing Student and Instructor Experiences, Perceptions, and Reflections on Remote Learning and Teaching in Introductory Chemistry Courses During COVID-19

Journal of College Science Teaching—July/August 2023 (Volume 52, Issue 6)

By Pouya Bahrami, Denice Blanco, Hannah Thetford, Li Ye, and Julia Y. K. Chan

The COVID-19 pandemic forced instructors to suddenly pivot from in-person to remote teaching and students to rapidly adapt their learning strategies. During this emergency instruction period, 21 semistructured, one-on-one interviews were conducted to learn about students’ experiences and perceptions about remote instruction in two introductory chemistry courses at two public southwestern universities. Themes that emerged from the interviews include challenges experienced, adaptations, and recommendations for improving remote learning. These themes show that despite unprecedented challenges, students are capable of developing new ways of learning through a variety of approaches. Guided by action research and the Community of Inquiry framework, the two instructors acknowledged and reflected on students’ voices gathered from interview data, then designed and implemented custom pedagogical strategies in their remote courses in subsequent semesters. The collaboration and reflection between the two instructors provide an example of professional development for educators and how they can embrace challenges and transform them into opportunities for growth and learning. The article also discusses implications for improving the quality of remote instruction and connecting with relevant stakeholders.

 

The COVID-19 pandemic forced instructors to suddenly pivot from in-person to remote teaching and students to rapidly adapt their learning strategies. During this emergency instruction period, 21 semistructured, one-on-one interviews were conducted to learn about students’ experiences and perceptions about remote instruction in two introductory chemistry courses at two public southwestern universities. Themes that emerged from the interviews include challenges experienced, adaptations, and recommendations for improving remote learning.
The COVID-19 pandemic forced instructors to suddenly pivot from in-person to remote teaching and students to rapidly adapt their learning strategies. During this emergency instruction period, 21 semistructured, one-on-one interviews were conducted to learn about students’ experiences and perceptions about remote instruction in two introductory chemistry courses at two public southwestern universities. Themes that emerged from the interviews include challenges experienced, adaptations, and recommendations for improving remote learning.
 

Research & Teaching

Determination of the Helpfulness of Physics Exam Study Methods

Journal of College Science Teaching—July/August 2023 (Volume 52, Issue 6)

By David Waters and Rahul Jilakara

This study investigates the relationship between study methods and exam performance in introductory physics courses. Data were collected over 3 years through surveys to examine students’ study habits, perceived effectiveness of techniques, and the correlation between time allocation and exam grades. Results indicate that high-achieving students employ more effective active-learning strategies like problem-solving and group discussions, and low-performing students rely on passive techniques such as rereading without comprehension. Notably, students who do not perform as well prioritize study material order rather than method effectiveness. By promoting effective study techniques and addressing disparities between high and low achievers, instructors can enhance outcomes for all students. This study underscores the importance of tailored study approaches in introductory physics, empowering students with effective strategies for improved academic achievement and exam performance.

 

This study investigates the relationship between study methods and exam performance in introductory physics courses. Data were collected over 3 years through surveys to examine students’ study habits, perceived effectiveness of techniques, and the correlation between time allocation and exam grades. Results indicate that high-achieving students employ more effective active-learning strategies like problem-solving and group discussions, and low-performing students rely on passive techniques such as rereading without comprehension.
This study investigates the relationship between study methods and exam performance in introductory physics courses. Data were collected over 3 years through surveys to examine students’ study habits, perceived effectiveness of techniques, and the correlation between time allocation and exam grades. Results indicate that high-achieving students employ more effective active-learning strategies like problem-solving and group discussions, and low-performing students rely on passive techniques such as rereading without comprehension.
 

Research & Teaching

Nonmajor Students’ Use of Reflection to Enhance Biology Understanding and Relevance

Journal of College Science Teaching—July/August 2023 (Volume 52, Issue 6)

By Nicole J. Thomas, Tina Vo, and Jaime Sabel

Although most students in nonmajor biology courses will not enter careers in science, they will need a working understanding of biology and how it relates to their lives to make informed decisions on important topics that will affect their lives, including food, environment, energy, and health. This research seeks to improve on nonmajors’ understanding of biology and how it relates to their personal lives. This study was conducted in a biology course for nonmajors at a large urban university in the mid-South. Students were asked to provide written responses and thoughts on a curated set of popular science articles. Student participants provided a total of three article reviews and two reflection papers over the course of 1 semester. These data were qualitatively coded and assessed for recurring themes both on an individual student level as well as across student cases. Our findings suggest that the students who were able to establish personal connections to biology through reading and reflection were more likely to form an interest and understanding of biology as a whole over the course of the semester.

 

Although most students in nonmajor biology courses will not enter careers in science, they will need a working understanding of biology and how it relates to their lives to make informed decisions on important topics that will affect their lives, including food, environment, energy, and health. This research seeks to improve on nonmajors’ understanding of biology and how it relates to their personal lives. This study was conducted in a biology course for nonmajors at a large urban university in the mid-South.
Although most students in nonmajor biology courses will not enter careers in science, they will need a working understanding of biology and how it relates to their lives to make informed decisions on important topics that will affect their lives, including food, environment, energy, and health. This research seeks to improve on nonmajors’ understanding of biology and how it relates to their personal lives. This study was conducted in a biology course for nonmajors at a large urban university in the mid-South.
 

Research & Teaching

Biology Students’ Views of Science Communication

A Reflective Approach to Oral Communication in Undergraduate Education

Journal of College Science Teaching—July/August 2023 (Volume 52, Issue 6)

By Alandeom W. Oliveira, Adam O. Brown, Marissa Carroll, Elizabeth Blenkarn, Bradley Austin, and Tiffany Bretzlaff

Educational efforts to promote effective oral science communication at the undergraduate level tend to reinforce strategies related to impression management. Students are taught tactics that can be used to create the impression of competent science communication without reflectively considering epistemological beliefs. Deeper aspects of oral science communication, including underlying epistemic functions, are overlooked. In this article, we examine an undergraduate biology course that includes student reflection about the nature of science communication. Rather than treating science communication as a task of impression management, we prompted students to reflect on their views of science communication. Our findings show that students’ oral performances while they give presentations aligned with their personal views of what it means to communicate scientifically. Viewing science communication primarily as a verbal craft (i.e., an activity with a specialized verbal design) encouraged students to make effective use of verbal strategies during presentations. By contrast, students’ tendency to overlook visual communication in scientific exchanges led to visual performances in need of improvement. Our findings highlight the need for instructional approaches that offer students opportunities to engage in reflective discussions about what it means to communicate scientifically.

 

Educational efforts to promote effective oral science communication at the undergraduate level tend to reinforce strategies related to impression management. Students are taught tactics that can be used to create the impression of competent science communication without reflectively considering epistemological beliefs. Deeper aspects of oral science communication, including underlying epistemic functions, are overlooked. In this article, we examine an undergraduate biology course that includes student reflection about the nature of science communication.
Educational efforts to promote effective oral science communication at the undergraduate level tend to reinforce strategies related to impression management. Students are taught tactics that can be used to create the impression of competent science communication without reflectively considering epistemological beliefs. Deeper aspects of oral science communication, including underlying epistemic functions, are overlooked. In this article, we examine an undergraduate biology course that includes student reflection about the nature of science communication.
 

Research & Teaching

Research Project-Based Learning in Meteorology Using an Online Severe Weather Events Archive

Journal of College Science Teaching—July/August 2023 (Volume 52, Issue 6)

By Joby Hilliker and Shannon Hilliker

This article presents a semester-long, interdisciplinary project-based learning (PBL) suitable for secondary and postsecondary students enrolled in a second-semester (i.e., intermediate) meteorology course. This case-study approach builds on the research question “What atmospheric conditions lead to tornadoes, hail, and damaging winds locally?” Students work collaboratively in a series of five activities, using an online database analyzing map and weather data from a subset of severe weather events. Students synthesize the data by identifying the severe qualitative weather variables that appeared most frequently among the cases and modify, if necessary, accepted threshold values for the quantitative variables. Students finalize the project via an oral presentation and technical paper to transform their newly discovered knowledge into improved severe weather forecasting guidance for societal benefit. An analysis of pre- and postsurvey responses from a small student sample reveals increases in both the comfort and experience of the PBL’s components, with the oral presentation showing the most significant impact. After the project, students could identify in greater depth those antecedent atmospheric conditions that generate tornadoes, hail, and strong winds.

 

This article presents a semester-long, interdisciplinary project-based learning (PBL) suitable for secondary and postsecondary students enrolled in a second-semester (i.e., intermediate) meteorology course. This case-study approach builds on the research question “What atmospheric conditions lead to tornadoes, hail, and damaging winds locally?” Students work collaboratively in a series of five activities, using an online database analyzing map and weather data from a subset of severe weather events.
This article presents a semester-long, interdisciplinary project-based learning (PBL) suitable for secondary and postsecondary students enrolled in a second-semester (i.e., intermediate) meteorology course. This case-study approach builds on the research question “What atmospheric conditions lead to tornadoes, hail, and damaging winds locally?” Students work collaboratively in a series of five activities, using an online database analyzing map and weather data from a subset of severe weather events.
 

Research & Teaching

Perceptions of Teaching and Learning of STEM Revealed in University Academics’ Drawings

Journal of College Science Teaching—July/August 2023 (Volume 52, Issue 6)

By Vesife Hatisaru, Andrew Seen, and Sharon Fraser

As part of a larger study investigating the perceptions of university academics about science, technology, engineering, and mathematics (STEM); STEM learning environments; and necessary capabilities for STEM educators at a university, this article reports a sample of academics’ perceptions of STEM and its teaching and learning, as gleaned from their Draw a STEM Learning Environment (D-STEM) depictions and associated texts. The analysis of participants’ perceptions of STEM—conducted both deductively, using research-informed understandings of STEM education, and inductively, through the identification of emerging ideas—indicated that most participants displayed quite limited understandings of STEM education, with few having an awareness of its power for enabling transdisciplinary learning. Both informed representations of STEM and evidence of STEM pedagogical competence were rare. The fact that engaging with the D-STEM instrument was perceived positively by many participants highlights its potential for inclusion in professional learning experiences for academics.

 

As part of a larger study investigating the perceptions of university academics about science, technology, engineering, and mathematics (STEM); STEM learning environments; and necessary capabilities for STEM educators at a university, this article reports a sample of academics’ perceptions of STEM and its teaching and learning, as gleaned from their Draw a STEM Learning Environment (D-STEM) depictions and associated texts.
As part of a larger study investigating the perceptions of university academics about science, technology, engineering, and mathematics (STEM); STEM learning environments; and necessary capabilities for STEM educators at a university, this article reports a sample of academics’ perceptions of STEM and its teaching and learning, as gleaned from their Draw a STEM Learning Environment (D-STEM) depictions and associated texts.
 

Research & Teaching

An Undergraduate Independent Study Project

Using a Lateral Flow Assay to Detect Troponin

Journal of College Science Teaching—July/August 2023 (Volume 52, Issue 6)

By Ellie Schilling, Joy Sandman, Rida Sait, April Stich, Kwaku Baryeh, and Gifty Blankson

A lateral flow assay was designed and optimized as an independent study project that aimed to develop an assay for the qualitative detection of troponin assay. Lateral flow assays (the classic example being a pregnancy test) have the advantage of being rapid, specific, and user-friendly. They are composed of an absorbent pad, a nitrocellulose membrane, a conjugate pad, and a sample pad with laminated backing. The nitrocellulose membrane is marked with antibodies at a control line and test line, which change color to red when troponin is detected. When there is no troponin, only the control line changes color. We systematically developed the device by conjugating gold nanoparticles to a cardiac troponin antibody and tested for the presence and absence of troponin. The device we assembled allowed for troponin detection at a 500 nanograms per milliliter (ng/ml) concentration with a red color development at both control and test lines.

 

A lateral flow assay was designed and optimized as an independent study project that aimed to develop an assay for the qualitative detection of troponin assay. Lateral flow assays (the classic example being a pregnancy test) have the advantage of being rapid, specific, and user-friendly. They are composed of an absorbent pad, a nitrocellulose membrane, a conjugate pad, and a sample pad with laminated backing. The nitrocellulose membrane is marked with antibodies at a control line and test line, which change color to red when troponin is detected.
A lateral flow assay was designed and optimized as an independent study project that aimed to develop an assay for the qualitative detection of troponin assay. Lateral flow assays (the classic example being a pregnancy test) have the advantage of being rapid, specific, and user-friendly. They are composed of an absorbent pad, a nitrocellulose membrane, a conjugate pad, and a sample pad with laminated backing. The nitrocellulose membrane is marked with antibodies at a control line and test line, which change color to red when troponin is detected.
 

Freebies and Opportunities for Science and STEM Teachers, July 25, 2023

By Debra Shapiro

Freebies and Opportunities for Science and STEM Teachers, July 25, 2023

cover
Volume 90, Number 6
Engaging All Students in Our Science Classes
Making science engaging for ALL students requires each of us to know our students as learners with individual interests and identities.
cover
Volume 90, Number 6
Engaging All Students in Our Science Classes
Making science engaging for ALL students requires each of us to know our students as learners with individual interests and identities.
cover
Volume 90, Number 6
Engaging All Students in Our Science Classes
Making science engaging for ALL students requires each of us to know our students as learners with individual interests and identities.
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