This resource from the AMERICAN EXPERIENCE Web site, which contains both an interactive activity and illustrated text, looks at the composition of different types of steel and their impact on technology.

An article describing Dalton's atomic theory. Learn how this theory was the first attempt to describe a fundamental part of matter, atoms. Article also discusses where the theory is incorrect based on the knowledge we have today.

Course covering why art matters, elements of art, and principles of composition.

Chemistry is the study of the composition, behavior and properties of matter, and of the elements of the Earth and its atmosphere. This site provides links to chemistry exams over courses in BBC: AQA, Edexcel, Eduqas, OCR 21st Century,...

Some questions to think about when assessing student work in the form of Web pages. This information is taken from judges of educational web sites.