Chicago Public Schools had instituted a structured mathematics curriculum with daily lesson plans for every grade K - 12. Look at your grade level to see if there are suggested activities you wish to adapt for your own classroom.

1. BasketMath Interactive -- an Educational Online Interactive application for the Web. This application spans grade levels 4-10 (Adult Basic Skills). Lessons include all the operations plus order of operations, perimeters, distance, map skills, exponents, bar graphs, verbal reasoning and more.
2. Biographies of Mathematicians Full Chronological Index covering over 30 centuries.
3. Calculators
   1. Calculators On-Line provides links to almost 7000 calculators
   2. Easy Calculation offers several types of calculators
   3. How Old Are You? - use this calculator to see how many years, months, days, minutes or seconds you are old. (Don't ask!)
   4. Graphing Calculator Tutorials from Texas Instruments
   5. Metric Conversion - includes; length, area, volume, mass, force, pressure, work, power, temperature, and fuel mileage
   6. Scientific Calculator in a pop-up window (select Scientific Calculator from the menu at the top left)
4. A Catalog of Mathematics Resources on WWW and the Internet
5. Charts and Graphs - Many links and ideas on how to present graphs.
6. Coin Flipping page - flip up to 100 coins and see the total number of heads and tails.
7. Coolmath.com - not much for lower level classes, but check it out for the fun stuff
8. Create a Graph - Sometimes, complicated information is difficult to understand and needs an illustration. At this National Center for Education Statistics site you will find four different graphs and charts for you to consider.
9. Data Interpretation - Many links that help students understand interpreting data in graphs.
10. Davitily Math Problem Generator - add a title then select Create Document, select add problems to select from four areas (Basic math, Algebra, Geometry, or SAT math), select from more specific menus, add the number of problems you want then select the gray Back to button to see a printable document. [online test not available in this free version].
11. Educational Java Applets - 10 math topics plus one biology topic
12. Fractions - Equivalent fractions. Funbrain will show you four fractions. Click on the fraction not equal to the others.
13. Funbrain.com - featuring interactive and educational math games for kids of all ages - including Math Baseball and Change Maker - These games can be tailored in difficulty for students in K-8, and might be useful as review in 9-12. If you want to challenge your students further, go to AAA Math and have them determine the fewest coins needed to make the correct change.
14. History of Math - The MacTutor History of Mathematics archive
15. Hundreds of Lesson Plans
16. Interactive math lessons - use a problem-solving approach and actively engage students in the learning process.
17. Interactive Mathematic Miscellany and Puzzles - Arithmetic and Algebra - hundreds of interactive activities that relate to algebra and arithmetic skills.
18. The Internet Mathematics Library
19. Internet Projects for Arithmetic
20. Learn to solve word problems - a collection of word problem solvers that solve your problems and help you understand the solutions - All problems are customizable (meaning that you can change all parameters).
21. Mastermind - I know it's just a game! But, this game really makes you, or your students, use logical reasoning. Give it a try.
22. Math.com -Homework Help - Complete coverage of most topics in math. Click on the tabs at the top to access areas.
23. Math Cats Balance - You can choose from a wide range of objects to place on this scale - from electrons to galaxies!
24. Math Links and On-line Tools - List of useful links to online tools and mathematical subjects
25. Math History Topics Index
26. Math League Help Topics - This is a help resource for 4th through 8th grades. You will find help tutorials for the following topics: Whole numbers and their basic properties; Decimals, whole numbers, and exponents; Using data and statistics; Fractions; Geometry; Ratio and proportion; Percent and probability; Integers; Metric units and measurement; Introduction to algebra; and Positive and negative numbers.
27. Math Links - From K-12, you will find links to sites and interactive on-line activities to help students understand basic concepts of math.
28. Math Mistakes - real mistakes from real student work and math facts students should know (algebra, trigonometry, and calculus)
29. Math Quizzes on-line - From Quia - the top 20 math quizzes
30. Mathematical Interactivities - Many interactive activities for all ages!
31. Mathematical Symbols Dictionary
32. Mathematical Tables and Formulas - This site is a place for students and educators to quickly access mathematical formulas. The tables are organized by topics.
33. Mathematics Lessons - from Schools of California Online Resources for Educators (SCORE) - the K-7 list is organized by Standard and the 8-12 list is organized by subject
34. Mathematics Problem Solving worksheets
35. Mathematics Resources K12
36. Mathematician of the Day - check back here on a regular basis
37. Math Web Resources and Standardized Test Practice - from Computing Technology for Math Excellence.
38. Math WebQuests - several quests for all grade levels.
39. Measurements Converter - Conversions available for the following: Weight, Capacity and volume, Length, Area, Speed, Pressure, Temperature, Circular measure and Time.
40. Mega Mathematics - Math activities posted by Los Alamos National Laboratory.
41. Metric and English conversion utility - distance, weight, and liquid volume conversions
42. Metric Conversion - Imperial Conversion (courtesy FPSI French Property) includes; length, area, volume, mass, force, pressure, work, power, temperature, and fuel mileage
43. Multiplication applet - Click on one number from the left column and one from the upper row. Then click on the equal sign in the upper right corner and see what happens. This tool is for multiplying numbers from 1x1 to 10x10.
44. National Library of Virtual Manipulatives - links to manipulatives for Pre K-2, 3-5, 6-8, and 9-12
45. Online Math Applications - for middle/high school. From National Urban Alliance for Effective Education
46. Pi through the Ages includes an interesting mnemonic for the decimal expansion of pi. Each successive digit is the number of letters in the corresponding word. With this mnemonic you can remember pi to 3.14159265358979323846264... If you are interested in a bit of whimsy, check out a couple of pi carols to sing on pi day, March 14.
47. Prime Numbers - This site has a prime number generator and a prime number checker.
48. Problem Solving Skills - Many sites that deal with problem solving skills for all age groups.
49. Project Interactivate - Interactive lessons and activities for exploration in Science and Math.
    1. Project Interactivate has a large list of interactive sites for middle school mathematics or for elementary mathematics.
50. Random Number Generators - numbers between 0 and 30 - numbers between 0 and 5 - numbers between 0 and 15
51. Schoolhouse: Mathematics
52. Search for Math on the Internet
53. Tasty Treats from Nina - a large collection of cool math web sites
54. Teachers' Place - find some of the best resources for teaching math at all levels (pre-K to grad school)
55. ThatQuiz is a math testing web site developed by Andrew Lyczak, a graduate student at the University of New Hampshire. The site offers free testing, grading and record keeping for teachers, with practice tests for students. This is a completely free, non-profit educational site.
56. Teaching Fractions and Ratio's with M&M's - elementary lesson plan
57. Tips & Tricks to use in solving K-12 Math Problems, Puzzles. Check out the tips on how to beat the calculator
58. Topics in Mathematics - links to various WWW resources on Mathematics. They are organized by topics.
59. Trigonometry - a short course - These notes are more of an introduction and guide than a full course. There are a few exercises for you to work on. Dave uses Java to teach the concepts. [site unavailable on 8/12/06]
60. Visual Fractions - an online fraction tutorial helps with the following processes: identifying fractions, renaming fractions, comparing fractions, adding fractions, subtracting fractions, multiplying fractions, and dividing fractions.
61. Webmath - over 100 instant-answer, self-help, math solvers, ready to help you get your math problem solved
62. Worksheet Generator - Constructs a set of simple arithmetic problems. You can choose the number of problems presented, as well as the types of questions asked.
63. Word Problems For Kids - (grades 5 - 12) Hosted by St. Francis Xavier University, this site features about 4 dozen word problems, and solutions

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