C-SPAN
2016 Electoral College Map
The electoral college can be confusing for citizens of any age. Clear up misconceptions with a handy printable map that details how many electoral votes are allotted to each state, as well as a history of modern elections, complete with...
Teach Engineering
Who Can Make the Best Coordinate System?
Working with a map that does not have a coordinate system on it, small, collaborative teams must come up with a coordinate system for their map. Groups then explain their coordinate structure to the class.
Agriculture in the Classroom
A Holiday Tradition: Which Christmas Tree Will You Choose?
Different varieties of Christmas trees provide an interesting way to combine social studies, science, math, and technology. Class members not only research the history of the Christmas tree holiday tradition, they compare and...
University of St. Andrews (UK)
University of St. Andrews: St. Andrews: History of the Four Color Theorem
The University of St. Andrews offers a brief history of the first math problem to be solved with computers.
Rice University
Rice Univ.: Cynthia Lanius: Mathematics of Cartography: History of Mapmaking
Surveys the history of mapmaking from prehistoric to current times with an illustrated chronology.
Wolfram Research
Wolfram Math World: Four Color Theorem
A great discussion of the Four Color Theorem and its history.
University of St. Andrews (UK)
University of St. Andrews: Nina Karlovna Bari
A short history of Nina Karlovna Bari (1901-1961 CE), a female Russian mathematician, including a short history of her intorduction to math and her contributing books to Algebra. Be sure to follow the link to a map of where she was born.