

Curious Math Tricks and rules for quickly calculating certain types of problems. Also has some entertaining trivia and facts that are nice to slip into casual conversation. www.curiousmath.com/ 

Cut the Knot: Interactive Mathematics Miscellany and Puzzles Features instructional games and puzzles based on a variety of math topics. Includes more serious articles about the language of math and related links. cuttheknot.com/ 

Cynthia Lanius: Fractals Features class exercises and lessons or making fractals. Includes explanation of this unique image and types of formulas that are used to create it. math.rice.edu/~lanius/frac/ 

Dyscalculia Explains what this math learning difficulty is , signs of a child having this disease , and basic screening topics. www.dyscalculiainfo.org/ 

Dyscalculia Learning disability that inverts numeral digits , making it difficult to do basic math functions. Teaching and learning tips for memorizing formulas; working on exercises and taking tests; articles on learning disorders; links to related resources. www.dyscalculia.org/ 

GCSE Maths Revision Features brief reviews of basic math concepts , from numbers and fractions to probability and statistics. Also , includes formula page and help forum. www.revisionworld.co.uk/gcserevision/maths 

Gelatinous Vector Components Meant for Grade 79 (age 1214) , younger and older. This experiment demonstrates the x and y components of a vector force. www.madsci.org/experiments/archive/854443128.Ma.html 

Interactive Math Server Interactive exercises , online calculators and plotters , mathematical recreations. Available in French and English. wims.unice.fr/~wims/wims.cgi 

K12 Activities MathMol (Mathematics and Molecules) is designed to serve as an introductory starting point for K12 students and teachers interested in the field of molecular modeling and its application to mathematics. www.nyu.edu/pages/mathmol/K_12.html 

Keith Devlin  The Math Guy The professor is a regular visitor to NPR's Weekend Edition , where he discusses math topics , both popular and theoretical. Includes links to NPR segments for this show since 1995. www.stanford.edu/~kdevlin/MathGuy.html 

Math Abundance Tutorial covers trigonometry , vectors , lines , complex numbers , cubic equations sequences and limits , continuity derivatives , minimum and maximum values , exponential and logarithmic functions , hyperbolic functions , finding roots of equations , integration , www.ping.be/~ping1339/ 

Math and Other Resources for New Chicago Teachers Links to resources on math and teaching math in Chicago public schools. www.gocatgo.com/math/math.resources.html 

Math as Language A brief discussion of math lingo and how it is different from regular communications. Includes additional resource links. www.cuttheknot.com/language/index.shtml 

Math Centre Free mathematics support materials for UK university professionals and students. www.mathcentre.ac.uk/ 

Math Forum Quick Reference Resources for teaching all levels of K12 math. mathforum.org/special.html 
