Other
Railroad Archive: Westinghouse Air Brake
Everything necessary to know about the Westinghouse Air Brake for railroad cars is included on this site. There are diagrams of the air pump, triple valve, and advice on how to use the brake correctly. This brake was a life-saver for...
University of Cambridge
University of Cambridge: Nrich: Single Track
See if you can figure out how to get two trains on a single track past each other using only a very short siding. Check your results right on this one page websites to see if your answer works.
EL Education
El Education: Fourth Grade Tumbler's Manual
This manual was created by 4th grade students at the Alice B. Beal Magnet School in Springfield, Massachusetts, during a learning expedition on rocks and minerals. The expedition included fieldwork to local geological sites and to...
University of Missouri
Famous Trials: Charles Guiteau Trial
From Douglas O. Linder's extensive website covering famous trials primarily in U.S. History, this famous trial is the Garfield Assassination Trial of Charles Guiteau. Find the chronology of events, a diagram of the train station where...
![Engender Health: Female Sexual and Reproductive Organs [Pdf] Handout](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Engender Health: Female Sexual and Reproductive Organs [Pdf] Handout")
Other
Engender Health: Female Sexual and Reproductive Organs [Pdf]
Good basic introduction to the anatomy and function of female sexual and reproductive organs. Diagrams supplement the text.
University of Cambridge
University of Cambridge: Maths and Sports: Charting Success
Sports statisticians, trainers and competitors create graphs, charts and diagrams to help them to analyse performance, inform training programmes or improve motivation. This activity encourages students to consider and analyse...
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.