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Science and Mathematics Education

2019

Constance P. Hargrave

Articles 1 - 3 of 3

Full-Text Articles in Education

Integrating Online Instruction And Hands-On Laboratory Activities For Summer Learning For Students Of Color: A Design Case In Forensic Science, Douglas Elrick, Jiaqi Yu, Connie Hargrave May 2019

Integrating Online Instruction And Hands-On Laboratory Activities For Summer Learning For Students Of Color: A Design Case In Forensic Science, Douglas Elrick, Jiaqi Yu, Connie Hargrave

Constance P. Hargrave

The popularity of TV shows such as Crime Scene Investigation (CSI) has generated high school students’ interest in forensics. Yet, forensic science is not commonly accessible to students, and especially students of color who often attend under-resourced high schools. This article presents the design, development, and evaluation of an online forensics course created for high school students of color who were a part of an informal science, technology, engineering, and mathematics (STEM) educational development program. Two essential elements guided the course design: the target learners (high school students of color) and integrating online instruction and hands-on laboratory activities involving real-world …


Project Excel: Web-Based Scanning Electron Microscopy For K-12 Education, L. Scott Chumbley, Connie P. Hargrave, Kristen P. Constant, Brian Hand, Thomas Andre, E. Ann Thompson May 2019

Project Excel: Web-Based Scanning Electron Microscopy For K-12 Education, L. Scott Chumbley, Connie P. Hargrave, Kristen P. Constant, Brian Hand, Thomas Andre, E. Ann Thompson

Constance P. Hargrave

Project ExCEL (Extended Classroom for Enhanced Learning) brings the capabilities of scanning electron microscopy (SEM) into classrooms. University and industry personnel, working together, have developed a web-based interface to allow schools to control a modern SEM. The interface allows a user control of the operating parameters of the microscope, stage movement, and chemical analysis. Such total control is not available on any other system. Since Iowa State University (ISU) pioneered the idea of remote SEM for education, researchers have learned that providing teachers access to sophisticated equipment does not ensure that it will be used. Teachers are busy, and structured …


Project Excel—Web-Based Sem For K–12 Education, L. Scott Chumbley, Kristen P. Constant, Connie P. Hargrave, Tom Andre May 2019

Project Excel—Web-Based Sem For K–12 Education, L. Scott Chumbley, Kristen P. Constant, Connie P. Hargrave, Tom Andre

Constance P. Hargrave

The goal of Project ExCEL, the Extended Classroom for Enhanced Learning, is to bring the capabilities of Scanning Electron Microscopy (SEM) into elementary and secondary classrooms. We have developed an entirely web-based interface to allow schools to control a modern SEM. The web interface allows a remote user complete control of all the operating parameters of the microscope, including stage movement and x-ray chemical analysis. Such total control currently is not available on any other system. Since pioneering the idea of remote SEM use for K-12 education in the early 1990s, we have learned that merely providing schools and teachers …