Recent additions:

• mathmistakes.info merchandise: Products now include new Amazing Unit Circle and Common Calculus Mistakes t-shirts. These are great gifts! (updated August 11, 2006)
• Learning Center: Trigonometry Facts > Exact Values of the Trigonometric Functions All the values collected on one page, and Trigonometry Facts > Exact Values of Inverse Trigonometric Functions The values of inverse sine, inverse cosine and inverse tangent collected on one page. (June 30, 2006)
• Learning Center: Algebra Facts > Common Types of Algebra Mistakes Learn how to avoid the most common algebra mistakes (June 25, 2006)
• Blog for mathmistakes.info discusses the content of mathmistakes.info as well as issues in mathematics education and other mathematics topics (May 24, 2006)
• Latest Flashcards:
  • Algebra Facts > Adding and Subtracting Fractions 25 practice problems (May 7, 2006)
  • Trigonometry Facts > Values of Trigonometric Functions now in both degrees and radians (May 7, 2006)
• Learning Center: Algebra Facts > Adding and Subtracting Fractions An explanation using pizza slices (April 30, 2006)
• Learning Center: Calculus Facts > Derivative of an Integral How to use the fundamental theorem of calculus to find the derivative of an integral that has the variable of differentiation in its limits (April 14, 2006)
• Learning Center: Trigonometric Facts > The Amazing Unit Circle Discover a wealth of information revealed by the unit circle definitions of the trigonometric functions (March 30, 2006)