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 Magic Squares This website focuses on ?magic squares? and their mathematical significance. Magic squares received their name because there are so many relationships between the sums of the numbers filling the squares. Students can use this site to explore what those relationships are, and instructors will find many ideas and teaching tools in this rich resource. Visitors can learn about the history and dev... http://mathforum.org/alejandre/magic.square.html
 Mind Reading: A WOW Moment In this interactive activity from Wisc-Online, the mathemagician will read your mind to figure out the day of the month that you were born. Students are challenged to figure out the "trick" that is being used in the activity, which illustrates the concept of the powers of two. https://www.wisc-online.com/learn/general-education/general-...
 Super Computation: An AHA Moment In this interactive activity from Wisc-Online, the mathemagician will "magically" add numbers written on a virtual chalkboard. Students are challenged to figure out the mathematical "trick" that is being used in the activity, which is explained at the end of the exercise. https://www.wisc-online.com/learn/general-education/general-...
 Fibonacci Nim This unit from Illuminations includes three related mathematical lessons. The first lesson, "Number Representations," has students learn about converting decimal numbers to numerals. Students also learn about the Fibonacci representation. The second lesson, "Static Nim," introduces an educational game that involves numbers and graphing. The third lesson, "Optimal Strategies," expands upon the... http://illuminations.nctm.org/LessonDetail.aspx?id=U176
 Practicing Precision: Lessons from Mathematical Language and Writing An introductory review of basic skills and functions, focusing on playing games with numbers, learning logical thinking, and working on exercises that emphasize developing alternate ways of thinking, important precursors to developing problem solving skills that can be presented later in the year. Recommended for high school applied and consumer mathematics classes. http://www.yale.edu/ynhti/curriculum/guides/1980/4/80.04.05....
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