Institute for Dynamic Educational Advancement
Web Exhibit: The Christian (Julian) Calendar
This website gives very detailed information about all aspects of the Christian (Julian) calendar.
Wolfram Research
Wolfram Science World: The Julian Calendar
This site from Science World under Wolfram Research contains brief information about the Julian Calendar. The information is factual and interesting, and it also contains links for further information on the subjects.
Scholastic
Scholastic Internet Field Trip: Calendars & Time Measure
Study the math and history involved in the development of the 12 month calendar. There are lots of links to informative time and calendar websites to assist you.
National Council of Teachers of Mathematics
The Math Forum: Seventh Grade Mathematics: Cycles
Teachers can use this resource for creating interesting lessons about time and time measurement. There are articles about leap year, converting time, as well as other links for further research. An interdisciplinary project about an...
British Library
British Library: Teaching Resources: Putting Julius Caesar in Context: A Summary of Sources
This summary of sources is a quick and easy way to explore the contexts for Julius Caesar - from early modern views on ghosts and tyrannicide to later readings of the play in light of fascist ideas. Included are ideas for activities and...
Library of Congress
Loc: George Washington Was Born Feb. 22
An interesting background on the origin of Presidents' Day, and the actual date of George Washington's birth. Includes a portrait of Washington, as well as an historical letter from Tobias Lear, recounting the Julian and Gregorian...