“It is not knowledge, but the act of learning, … which grants the greatest enjoyment.” – Carl Friedrich Gauss

Common Core Standards Logo

Eight Mathematical Practices – Habits of Mind of Mathematicians

  1. Make sense of problems and persevere in solving them.
  2. Reason abstractly and quantitatively.
  3. Construct viable arguments and critique the reasoning of others.
  4. Model with mathematics.
  5. Use appropriate tools strategically.
  6. Attend to precision.
  7. Look for and make use of structure.
  8. Look for and express regularity in repeated reasoning.

K-12 Progression of Math Standards

Common Core Math Standards

Learn more about the focus of math instruction for each grade:

Common Core Math Main Focus by Grade for Parents

Math Websites

Name / OrganizationCourse Range and LevelsCostQuick Facts and Functions
A+ ClickK-8Free
  • Offers practice questions for each grade and unit
  • Provides explanations for answers
AAA MathK-8Free
  • Offers lessons by topic
  • Provides practice problems
  • Math games available for each lesson
ALEKSMiddle and High School Math




  • Offers in-depth instruction on a range of topics
  • Assesses progress and tracks students’ mastery
  • One-on-one instruction, 24/7, from virtually any Web-based computer
Khan AcademyMiddle and High SchoolFree
  • Explore topics in math
  • Watch instructional videos
  • Practice problems online
Learn Zillion


HS coming soon

  • Explore topics in math
  • Watch instructional videos
  • Practice problems online
Math DrillsK-12Free
  • Printable math worksheets
Master MathMiddle SchoolFree
  • Interactive video lessons
  • Practice worksheets with answers available
  • Quizzes
Math TVMiddle and High SchoolFree, unless searching by text books
  • Wide range of helpful videos for math topics
  • Video lessons and tutorials
  • Practice problems
  • Check answers, receive hints, and read explanations
Virtual Math LabBeginning Algebra and AlgebraFree
  • Offers tutorials
  • Provides practice problems and explanations
  • Links to other helpful websites of the same topic
Web MathK-12Free
  • Provides practice problems on all topics
  • Explains how problems are solved
  • Offers hints and instruction for solving

Laurie Greenwood
Math Director 6-12
Melrose Public Schools
360 Lynn Fells Parkway
Melrose, MA 02176
(781) 462-3217