For many elementary and middle school students, fractions are one of the most difficult topics to learn. The Fractions Web site on Coolmath.com offers seventeen lessons explaining everything from basic definitions to multiplying and dividing fractions. Color illustrations let students visualize exactly what fractions are and how they are used. For each lesson there is a thorough description,...

Cyberchase, a daily, animated show on PBS, portrays three kids in their adventures in Cyberspace. To be successful in their missions, they must overcome mischievous scoundrels by using their mathematical know-how. The Cyberchase Web site has daily, weekly, and monthly features that follow the episodes. For instance, each day, there is a new game that demonstrates a concept covered in the show....

FunBrain.com is provided by the Family Education Network, which is described as the Web's leading source of educational content; resources; and shopping for parents, teachers, and kids. Offering separate areas for kids, teachers, and parents, the Web site provides educational games, quizzes, homework help, and more. Science subjects covered include elements, colors of light, astronomy, chemistry,...

The National Council of Teachers of Mathematics offers this page with resources for grade school students and instructors. Mostly comprised of lesson plans broken down into four ranges of grade levels, Illuminations has single and multi-day online exercises. The investigations are presented online for teachers to review, but the interactive, multimedia activities can also be downloaded for student...

It is at times very difficult to get children excited about math, but Math Cats (designed by Wendy Patti, a teacher) is an online archive of fun and informative activities that will help young people learn about a number of math topics, including geometry, arithmetic, and other topics. As one might expect, much of this is achieved by a number of virtual cats who explain various features of the...

Mike's Math Club, sponsored by the Milken Family Foundation, is "a curriculum enrichment program that shows elementary school students that math can be useful and entertaining." Visitors to the website are introduced to the Math Club Team through short personal descriptions and photos. The team of full-time teacher-mentors visit children in public schools in California and communicate via mail...

The heart of this National Aeronautics and Space Administration's Jet Propulsion Laboratory site, is, at present, the twelve short examples of "how math and science topics taught in K-12 classes can be used in interesting settings, including everyday life." Interestingly, the examples are written mostly by scientists and engineers, and illustrate what they feel are practical applications of math...

Teach R Kids Math is a Web site with a large assortment of interactive lessons that demonstrate basic mathematical concepts. The material ranges from basic counting for preschoolers to more advanced topics for elementary school students. Online worksheets help children practice multiplication and division, rounding, fractions, number sequences, and much more. Some of the activities are timed,...

This offering from ed.gov, offers this comprehensive and downloadable kit on teaching math to your children. There are several activities to do at home, the grocery store, and on the go, as well as a glossary of related terms. In consideration of "our increasingly technological world," the foreward to this publication argues that, "To ensure that our children are ready for high school and on track...