A novel ratio method is developed and automated for finding the bromine-chlorine-sulfur stoichiometry in the molecular formula of an unknown. This method is also useful in spectrometric analysis or beginning organic chemistry.

This exercise integrates the infrared unknown identification ("IR-ID") experiment common to most organic laboratory syllabi with computer molecular modeling. In this modification students are still required to identify unknown compounds from their IR spectra, but must additionally match some of the absorptions with computed frequencies they…

SDS-PAGE is a simple, rapid technique that has many uses in biochemistry and is readily adaptable to the undergraduate laboratory. It is, however, a technique prone to several types of procedural pitfalls. This article describes the use of SDS-PAGE to determine the subunit molecular mass and composition of yeast alcohol dehydrogenase employing…

The purpose of this research was to address the current and prospective views on educational technology (ET) in order to discover the difficulties and develop its utilization in Omani higher education. The main instruments used to carry out this research were two questionnaires: the faculty members' questionnaire, and the technical/administrative…

This article outlines the characteristics and problems related to edutainment and of the associated research studies demonstrating that learning outcomes looks promising. The article suggests that we are moving towards a new generation of educational use of games that is more inclusive. This new generation relies on constructivist learning…

High school teacher Cathie English believes online threaded discussions are "an amazing ally to the teacher who cares about giving voice to every student in the classroom." They offer a forum for quiet students to develop and verbalize ideas; promote in-depth response and reflection; encourage peer affirmation; and provide opportunities for more…

Blogs, wikis, podcasting, social networks... it seems the entire world has gone 2.0 crazy. Among the followers are educators, who, in ever increasing numbers, are integrating these online, interactive tools into their classrooms and even libraries. This article presents profiles of a few of educators who have taken the plunge, launching blogs,…

Intelligent tutoring systems are highly interactive learning environments that have been shown to improve upon typical classroom instruction. Cognitive Tutors are a type of intelligent tutor based on cognitive psychology theory of problem solving and learning. Cognitive Tutors provide a rich problem-solving environment with tutorial guidance in…

This article reports on preliminary findings from an ongoing study of teaching and learning in a ubiquitous computing classroom. The research employed mixed methods and multiple measures to document changes in teaching and learning that result when teachers and students have access to a variety of digital devices wherever and whenever they need…

Computer-based clinical supervision of counselors-in-training is becoming more prevalent (M. Reisch & L. Jarman-Rohde, 2000); however, its use is still in its infancy, and ethical standards have not been established regarding its practice. There exists a dearth of literature focusing on the ethical practice and development of supervisees when…

A growing number of K-12 districts are taking the open source plunge, both to cope with tight budgets and to escape proprietary vendor lock-in and expensive upgrade cycles. With the potential for cost savings and a growing number of educational applications, open source software is proving to be an effective alternative for schools willing to make…

Demand-led learning offers resources to learners when they want them; total solution learning takes the learner from induction to final accreditation through a seamless process. The University of Southampton attempted to deliver basic information technology skills through the support of these processes. Steps in the seamless process were designed,…

Because there is little empirical data available on how well young children are able to use a computer mouse, the present study examined their proficiency in clicking on small objects at various positions on the screen and their skill in moving objects over the screen, using drag-and-drop and click-move-click. The participants were 104 children…

Students entering high school and college today grew up playing digital games. It is part of their culture and they are comfortable with the media. Like it or not, the games have changed the way current students learn. Unfortunately, teachers are often reluctant to change the way they teach or to incorporate games into their pedagogy. This article…

The present attempt is to study the use of computer and its possible relationship to Internet attitude, self-efficacy in computer and computer anxiety among higher secondary students. The present study aims at finding the levels of use of computer, Internet attitude, Self-efficacy in computer and computer anxiety among higher secondary students.…