This paper describes the development of a simple magnetic circular dichroism (MCD) apparatus from a wood base and neodymium magnets and its configuration in the Faraday alignment. The applicability and effectiveness of the apparatus for MCD spectra measurements have been examined. The apparatus was used by undergraduate students to conduct MCD…

Validation of analytical methods is a fundamental subject for chemical analysts working in chemical industries. These methods are also relevant for pharmaceutical enterprises, biotechnology firms, analytical service laboratories, government departments, and regulatory agencies. Therefore, for undergraduate students enrolled in majors in the field…

The project "Multimedia in science teaching: five years of research and teaching in Portugal" was successful in featuring the national research on multimedia in science education and in providing the community with a simple reference tool--a repository of open access scientific texts. The current work aims to describe the theoretical…

Educational reform is becoming synonymous with accountability. However, designing an effective accountability system poses serious challenges for states as is clear from the progress and pitfalls experienced by states such as Texas, Kentucky, and California. For example, many states tend to overload their new accountability programs, resulting in…