Informed decision making depends on the ability to accurately evaluate and understand information about risk, suggests a new study. A state-of-the-science review of the literature concludes that ...

Simple visual aids are one tool available to teachers to add reality, clarity, and variety to the drill which is necessary for students at the earlier stages of language learning. Aids which are used ...

More commonly known as "magic lanterns," these projectors were the ancestors of the motion picture projector, the 35mm slide projector, filmstrips, and even the PowerPoint presentation. Using lenses ...