I need help in finding five websites that contain mathematical activities, manipulatives, or lesson plans for fractions, decimals, or percents.

· Prepare an annotated bibliography for each Web site, along with a brief explanation of why each site is worthwhile, and how you might use it in the classroom.

http://mathforum.org/dr.math/

Browse the Archive

http://www.themathleague.com/

http://www.freemathhelp.com/

http://www.aaamath.com/

http://www.mathisfun.com/

There are various ways to navigate these websites, but you should get plenty of ideas.

A few more:

(Broken Link Removed)

http://www.homeschoolmath.net/worksheets/

http://nlvm.usu.edu/en/nav/vlibrary.html

http://staff.argyll.epsb.ca/jreed/math7/strand1/1108.htm

If you need help with an annotated bibliography, see these:
http://www.google.com/search?q=MLA+annotated+bibliography&ie=utf-8&oe=utf-8&aq=t&client=firefox-a&rlz=1R1GGGL_en___US321

To find websites that contain mathematical activities, manipulatives, or lesson plans for fractions, decimals, or percents, you can follow these steps:

1. Use a search engine: Start by searching for key terms like "math activities for fractions, decimals, percents," or "math lesson plans for fractions, decimals, percents" on your preferred search engine.

2. Use educational resource websites: Check websites that specialize in educational resources, such as:

- National Council of Teachers of Mathematics (NCTM) website (https://www.nctm.org/): NCTM offers various resources, including lesson plans and activities for teaching fractions, decimals, and percents. They provide detailed explanations and guidelines for implementation in the classroom.
- Illuminations (https://illuminations.nctm.org/): An online platform provided by NCTM that offers interactive lessons, activities, and online manipulatives related to fractions, decimals, and percents.

3. Visit educational websites for fractions, decimals, and percents: There are websites specifically dedicated to providing math activities, manipulatives, and lesson plans for fractions, decimals, and percents. Here are a few examples:

- Math Playground (https://www.mathplayground.com/): Math Playground offers a wide range of interactive math games and activities for various grade levels and topics, including fractions, decimals, and percents. These activities are engaging and can be used as a supplement to classroom instruction.
- Learn Zillion (https://learnzillion.com/): Learn Zillion is an online platform that provides lesson plans, videos, and interactive activities aligned with various math standards, including fractions, decimals, and percents. The site offers structured and comprehensive resources suitable for classroom use.
- Math Goodies (https://www.mathgoodies.com/): Math Goodies provides math lessons, worksheets, and interactive activities for various math topics, including fractions, decimals, and percents. It offers both free and paid resources, and the site is user-friendly and easy to navigate.

Annotated Bibliography:
1. National Council of Teachers of Mathematics (NCTM) website:
- Worthwhile: Provides a comprehensive collection of resources, including lesson plans and activities for fractions, decimals, and percents.
- Classroom Use: Use the lesson plans and activities to reinforce concepts, engage students in hands-on learning, and deepen understanding.

2. Illuminations:
- Worthwhile: Offers interactive lessons and manipulatives for teaching fractions, decimals, and percents in an engaging and visual way.
- Classroom Use: Use the online manipulatives to facilitate exploration and understand abstract concepts.

3. Math Playground:
- Worthwhile: Provides a wide range of interactive math games and activities related to fractions, decimals, and percents.
- Classroom Use: Use the games and activities as warm-ups, practice, or reinforcement tasks to make learning fun and engaging.

4. Learn Zillion:
- Worthwhile: Offers lesson plans, videos, and interactive activities aligned with math standards, including fractions, decimals, and percents.
- Classroom Use: Utilize the structured resources for whole-class instruction, individual practice, or homework assignments.

5. Math Goodies:
- Worthwhile: Provides math lessons, worksheets, and interactive activities for fractions, decimals, and percents.
- Classroom Use: Use the lessons and activities to support instruction, practice skills, and assess understanding.

Remember to explore each website thoroughly and assess how the resources align with your teaching style and curricular needs before implementing them in the classroom.