Included in this section are brain teasers and puzzles that are mathematical, or require the usage of logic to solve them. Mathematical Brain Teasers Puzzles Games.

Mathematics (from Greek μάθημα máthēma, “knowledge, study, learning”) is the study of topics such as quantity ( numbers ), structure, space, and change. (wikipedia)

- Wikipedia: Mathematics is the study of topics such as quantity, structure, space, and change. There are many views among mathematicians and philosophers as to the exact scope and definition of mathematics.
- Mathematics Category
- Philosophy of mathematics - The philosophy of mathematics is the branch of philosophy that studies the assumptions, foundations, and implications of mathematics, and purports to provide a viewpoint of the nature and methodology of mathematics, and to understand the place of mathematics in people's lives.
- Lists of mathematics topics - This article itemizes the various lists of mathematics topics. Some of these lists link to hundreds of articles; some link only to a few. The template to the right includes links to alphabetical lists of all mathematical articles.
- Mathematics and art - Mathematics and art are related in a variety of ways. Mathematics has itself been described as an art motivated by beauty. Mathematics can be discerned in arts such as music, dance, painting, architecture, sculpture, and textiles. This article focuses, however, on mathematics in the visual arts.
- Mathematics education - In contemporary education, mathematics education is the practice of teaching and learning mathematics, along with the associated scholarly research.
- National Museum of Mathematics - The National Museum of Mathematics or MoMath is a museum dedicated to mathematics in Manhattan, New York City.
- Relationship between mathematics and physics - The relationship between mathematics and physics has been a subject of study of philosophers, mathematicians and physicists since Antiquity, and more recently also by historians and educators.
- Formal sciences

- Monthly IBM Research: Ponder This
**www**

Monthly logic and math puzzles set by IBM researchers with solutions. IBM Research: Ponder This. - A The Monty Hall Problem
**www**

A probability theory puzzle with solutions. Monty Hall Problem. [English and German.] The Monty Hall Problem. - Information Mathematical Jigsaw Puzzles
**www**

Information on polyominos and square puzzles. Mathematical Jigsaw Puzzles. - Answers TechInterview
**www**

Answers to technical interview questions, TechInterview, programming problems, and brain teasers. TechInterview. - A Perplexus
**www**

A forum and collection of brain teasers, Perplexus, logic problems, math problems, paradoxes, science games, probability, riddles, and geometric shapes. The puzzles are searchable and categorized, most have solutions. Perplexus. - Use Quick Logic Puzzles
**www**

Use the clues provided to deduce the correct sequence of numbers in the hidden code. Quick Logic Puzzles. - Shareware CellFighter
**www**

Shareware game based around an extension of the game of life. CellFighter. - Classic Jim Loy's Puzzle Page
**www**

Classic and original puzzles. Jim Loy's Puzzle Page. - Discussion WU Forums
**www**

Discussion board hosted at Berkeley with talk about a variety of solved and unsolved brain teasers. WU Forums. - Some Leisure Ideas: Puzzles
**www**

Some mathematical puzzles with answers and/or a hint. Leisure Ideas: Puzzles. - JavaScript Monty Hall Game
**www**

JavaScript example of the Monty Hall Game. Hall Game. This game demonstrates the real (empirical) affect of statistics. [Does not display correctly in all browsers.] Monty Hall Game. - Claims Two Envelope Paradox - Solution
**www**

Claims that the two envelope paradox comes from the incorrect use of probabilities. Two Envelope Paradox - Solution. - Description Pythabacus
**www**

Description and instruction of using the ancient Pythagorean Abacus to do arithmetic. Pythabacus. - Object Alien Tiles
**www**

Object of puzzle is to try to get color pieces to create certain patterns in cube. Alien Tiles. - New A New Puzzle Challenges Math Skills
**www**

New York Times article by Will Shortz about the development of KenKen and how it is played. A New Puzzle Challenges Math Skills. - Online Wikipedia:KenKen
**www**

Online encyclopedia article about the game. Wikipedia:KenKen. - Puzzles A Puzzlemakers Site
**www**

Puzzles of all descriptions. A Puzzlemakers Site. - A Bill's Brain Teasers
**www**

A collection of visual and linguistic riddles. Bill's Brain Teasers. - Alexa: Mathematical Brain Teasers

alexa:/topsites/category/Top/Games/Puzzles/Brain_Teasers/Mathematical

Alexa Directory Top Sites: Mathematical Brain Teasers - DMOZ: Mathematical Brain Teasers

dmoz:/Games/Puzzles/Brain_Teasers/Mathematical

dmoz.org Directory: Mathematical Brain Teasers