## NSDL Middle School Portal for Math and Science Teachers

**Description**: This free, standards-based website developed for middle school teachers provides hand-picked, reviewed, contextualized, on-line mathematics and science teaching resources inclusive of content, lessons, activities, animations, ...

**Site Info**: Popularity: Language-Location: English - United States

**Site Category**: Resources / Science

**Site Topics**: (Click on topics below to explore top sites in these categories)

- <p><br /></p>http://www.nctm.org/-Site Category: Education / MathSimilarity: Popularity: Language-Location: English - United StatesThis site has four matching tags. Top 4 matches are math, education, resources, teaching.
- Hundreds of online simulations with lesson materials, supporting research-based strategies to build deep conceptual understanding in math and science.http://www.explorelearning.com/-Site Category: Education / Science / MathSimilarity: Popularity: Language-Location: English - United StatesThis site has five matching tags. Top 5 matches are science, math, education, technology, resources.
- http://mathworld.wolfram.com/-Site Category: Reference / MathSimilarity: Popularity: Language-Location: English - United StatesThis site has four matching tags. Top 4 matches are math, education, science, resources.
- Find helpful math lessons, games, calculators, and more. Get math help whether you're studying algebra, geometry, trig, calculus, or something else. Plus interesting sports-themed math lessons, too.http://www.freemathhelp.com/-Site Category: Education / MathSimilarity: Popularity: Language-Location: English - United StatesThis site has six matching tags. Top 5 matches are math, education, teaching, lessons, school.
- IXL is the world's most popular subscription-based learning site for K-12. Used by over 5 million students, IXL provides unlimited practice in more than 5,000 topics, covering math, language arts, science, and social studies. Interactive ques...http://www.ixl.com/-Site Category: Games / MathSimilarity: Popularity: Language-Location: English - United StatesThis site has three matching tags. Top 3 matches are math, education, resources.
- Free math lessons and math homework help from basic math to algebra, geometry and beyond. Students, teachers, parents, and everyone can find solutions to their math problems instantly.http://www.math.com/-Site Category: Education / MathSimilarity: Popularity: Language-Location: English - United StatesThis site has four matching tags. Top 4 matches are math, education, resources, school.
- http://www.classzone.com/-Site Category: Resources / Education / MathSimilarity: Popularity: Language-Location: English - United StatesThis site has five matching tags. Top 5 matches are math, resources, school, science, education.
- http://sciencespot.net/-Site Category: Resources / Science / TeachingSimilarity: Popularity: Language-Location: English - United StatesThis site has five matching tags. Top 5 matches are science, resources, lessons, education, teaching.
- Math help since 1998. Math Goodies helps kids at all levels with interactive instruction and free resources. Get help online or offline.http://www.mathgoodies.com/-Site Category: Resources / MathSimilarity: Popularity: Language-Location: English - United StatesThis site has four matching tags. Top 4 matches are math, education, resources, lessons.
- Online math help: review lessons, homework help, learning aids, games, puzzles and test preparation (eg SAT) for kids, teens, schools, home schools, teachers, parents and educators in mathematics.http://www.onlinemathlearning.com/-Site Category: Resources / MathSimilarity: Popularity: Language-Location: English - CanadaThis site has five matching tags. Top 5 matches are math, resources, education, lessons, teaching.
- AAA Math features a comprehensive set of interactive arithmetic lessons. Unlimited practice is available on each topic which allows thorough mastery of the concepts.http://www.aaamath.com/-Site Category: Games / MathSimilarity: Popularity: Language-Location: English - United StatesThis site has four matching tags. Top 4 matches are math, education, resources, lessons.
- The Math Forum is the comprehensive resource for math education on the Internet. Some features include a K-12 math expert help service, an extensive database of math sites, online resources for teaching and learning math, plus much more.http://mathforum.org/-Site Category: Education / MathSimilarity: Popularity: Language-Location: English - United StatesThis site has four matching tags. Top 4 matches are math, education, resources, teaching.