Math Topics

Use math topic words to find web sites with lesson plans and activities.

Discrete Mathematics

1. Chaos
   ENC Digital Dozen Site  
   Date: 2004 Grade(s): 7 - 10 Cost: Free ENC#: 029465
   This Internet site offers a lesson designed to help students learn about the concepts and applications of chaos. The lesson, correlated to the NCTM Standards, was developed for Project Interactive, which offers a collection of interactive Java-based courseware for explorations in mathematics and science.
   (For more details, see ENC Record.)
   
   
2. Maths online: a gallery of multimedia learning material for school and distant learning
   ENC Digital Dozen Site  
   Date: 2002 Grade(s): 9 - Post-Sec. Cost: Free ENC#: 026478
   This Internet site features a Gallery with interactive learning units designed to facilitate understanding of abstract mathematical ideas. With the units, the student can explore concepts ranging from the definition of a set to topics in the study of vectors, trigonometry, and calculus.
   (For more details, see ENC Record.)
   
   
3. Maths challenge.net
   ENC Digital Dozen Site  
   Date: 2002 Grade(s): 6 - 12 Cost: Free ENC#: 025925
   This web site has collections of problems from many different levels of mathematics. The Junior and Senior Problems, with solutions and new problems published monthly, are aimed at middle and high school students respectively.
   (For more details, see ENC Record.)
   
   
4. Coolmath.com: an amusement park of mathematics
   ENC Digital Dozen Site  
   Date: 2004 Grade(s): Pre-K - 6 Cost: Free ENC#: 012067
   This World Wide Web (WWW) site for students and teachers contains fun math (puzzles and number problems) along with explanations and demonstrations of fractals. The site is designed and maintained by Karen, a math instructor at a community college.
   (For more details, see ENC Record.)
   
   
5. Problems with a point
   Featured in ENC Focus   ENC Digital Dozen Site  
   Date: 2001 Grade(s): 6 - 12 Cost: Free ENC#: 019827
   This World Wide Web(WWW) site, maintained by the Education Development Center, Inc., is designed to complement and support existing curricula by providing a resource for teachers who use, or are only beginning to use, a problem-centered approach. This resource is also intended as support for parents and tutors who utilize problem-based learning in out-of-school settings.
   (For more details, see ENC Record.)
   
   
6. StudyWorks! online
   Featured in ENC Focus   ENC Digital Dozen Site  
   Date: 2001 Grade(s): K - 12 Cost: Free ENC#: 018928
   This Internet site explores the math and science behind everyday activities. Sections titled Explorations, Just For Fun, and News and Links offer lessons and interactive activities for students and teachers.
   (For more details, see ENC Record.)
   
   
7. Making mathematics: mentored research projects for young mathematicians
   ENC Digital Dozen Site  
   Date: 2000 Grade(s): 7 - 12 Cost: Free ENC#: 018100
   This World Wide Web (WWW) site aims to provide high school students and teachers with the materials and mentorship necessary for engaging in a mathematical research experience. The site connects students with professional mathematicians to work on math research projects.
   (For more details, see ENC Record.)
   
   
8. SET Enterprises
   Featured in ENC Focus  
   Date: 2000 Grade(s): 3 - 12 Cost: Free ENC#: 013513
   This World Wide Web (WWW) site explains, through a Java tutorial, how to play a family or classroom card game that is designed to engage the player's whole brain in a logical, spatial thinking activity. The deck for the basic game consists of cards with one to three symbols of a certain shape (squiggle, oval, or diamond), in one of three colors (red, green or purple).
   (For more details, see ENC Record.)
   
   
9. Famous problems in the history of mathematics: a Math Forum Project
   Featured in ENC Focus   ENC Digital Dozen Site  
   Date: 1998 Grade(s): 6 - Post-Sec. Cost: Free ENC#: 013284
   This Internet site, designed for grades 6 to post secondary, explores the history and culture surrounding certain famous mathematics problems and their solutions. Problems include the Bridges of Konigsburg, the value of Pi, and famous paradoxes.
   (For more details, see ENC Record.)
   
   
10. MathsNet
    Featured in ENC Focus   ENC Digital Dozen Site  
    Date: 1998 Grade(s): 6 - 12 Cost: Free ENC#: 011456
    This World Wide Web (WWW) site, created by Bryan Dye, the head of mathematics at a high school in Norwich, United Kingdom, aims to provide free online resources for making math interesting and relevant for both high school teachers and students. Topics at this site range from Aerobi-graphs (six sessions showing videos of students using their bodies to animate concepts in graphing linear, quadratic, and trigonometric functions) to information about popular brands of graphing calculators.
    (For more details, see ENC Record.)
    
    
11. Fractals: exploring its simplicity, beauty, and mathematics
    Featured in ENC Focus   ENC Digital Dozen Site  
    Date: 1998 Grade(s): 9 - Post-Sec. Cost: Free ENC#: 013353
    This World Wide Web (WWW) site, maintained by Jacobo Bulaevsky, an electrical engineer and math hobbyist, contains information and interactive Java Applets on eleven types of fractals and the mathematics behind them. The site demonstrates through graphics how each type of fractal is generated, then employs Applets to help students visualize the iteration rules by allowing them to perform each iteration at the touch of a button.
    (For more details, see ENC Record.)
    
    
12. Mathematics lessons that are fun, fun, fun!!!
    Featured in ENC Focus   ENC Digital Dozen Site  
    Date: 1998 Grade(s): K - 12 Cost: Free ENC#: 014712
    This World Wide Web (WWW) site is designed to provide teachers with mathematics lessons that they can use online or in the classroom. The fifteen lessons range from those appropriate for primary grades to high school and include topics such as counting, fractions, algebra, geometry, and calculus.
    (For more details, see ENC Record.)
    
    
13. Fractal explorer
    Featured in ENC Focus  
    Date: 1996 Grade(s): 11 - Post-Sec. Cost: Free ENC#: 019167
    This World Wide Web (WWW) site illustrates the infinite complexity and beauty of fractals with its interactive introduction to two fractals, the Mandelbrot set and Julia sets. Background information about complex numbers, their operations, and the iterative process is included.
    (For more details, see ENC Record.)
    
    
14. The dance of chance
    Featured in ENC Focus  
    Date: 1996 Grade(s): K - 12 Cost: Free ENC#: 004037
    This World Wide Web (WWW) site, maintained by The Center for Polymer Studies (CPS) at Boston University, describes the emergence of patterns in nature and their resemblance to fractals. These patterns result from physical and biological processes that are affected by the conflict between random and constraining forces.
    (For more details, see ENC Record.)
    
    
15. Wheel of fortune: who would you guess?
    Date: 2002 Grade(s): 6 - 8 Cost: Free ENC#: 100586
    This online activity is based upon the television game show in which contestants try to guess a word or phrase. Students are given a partially completed word puzzle and asked to choose a vowel and three additional consonants.
    (For more details, see ENC Record.)
    
    
16. Bar codes: can you decode a barcode?
    Date: 2002 Grade(s): 6 - 8 Cost: Free ENC#: 100502
    In this activity, students are shown a key to the post office conversion code and given a bar coded zip code to decipher. The activity, part of the Figure This! collection of 80 math challenges emphasizing math in the real world, introduces the bar-coding system and explains how the system enables businesses and banks to run more efficiently.
    (For more details, see ENC Record.)
    
    
17. Computers and maths teaching: low cost, no cost resources for years 11 and 12
    Date: 2002 Grade(s): 9 - 12 Cost: Free ENC#: 025418
    This World Wide Web (WWW) site for high school math teachers presents software and activities related to graphing, particularly the sketching of multiple functions to produce a recognizable design. The site provides freeware/shareware programs, as well as lesson plans.
    (For more details, see ENC Record.)
    
    
18. 10 lessons in fractals, complex patterns, and chaos
    Date: 2003 Grade(s): 9 - Post-Sec. Cost: Free ENC#: 028938
    This web site provides 10 lessons on nonlinear dynamics, fractals, and other complex patterns. Different lessons address topics such as dimensionality, self-similarity, and the appearance of chaos out of previously deterministic systems.
    (For more details, see ENC Record.)
    
    
19. Practical Uses of Math and Science (PUMAS): the online journal of math and science examples for pre-college education
    Date: 2002 Grade(s): K - 12 Cost: Free ENC#: 015060
    This Internet site, developed at the California Institute of Technology, offers a collection of one page practical examples of how math and science topics taught in the K to 12 classroom can be used in everyday life. The examples with student activities are written primarily by scientists and engineers and include such topics as the Pythagorean Theorem, hypothermia, modular arithmetic, and the relationship between the melting of ice sheets and the rise in sea level.
    (For more details, see ENC Record.)
    
    
20. International Mathematical Olympiad (IMO)
    Date: 2002 Grade(s): 9 - 12 Cost: Free ENC#: 026066
    This Internet site is the official site of the International Mathematical Olympiad (IMO), a worldwide mathematics competition for high school students. The site includes past exams, solutions, and results along with information about future competitions.
    (For more details, see ENC Record.)