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K-12math.info

K-12math.info is the largest (over 1,200 pages by this developer, and many more from linked to other sites) and easiest to use (many within several keystrokes) source of information on elementary and secondary school mathematics content. Please refer to the About K-12math.info for more details.

Please respect the “terms of use” statement that appears at the bottom of the sites this website links to.
Note: www.K-12math.info is not a commercial site or affiliated with any other website of a similar name.

******* new page in progress: Teaching OER Mathematics ******

  1. Selected terms with Wiki, CNX and CK-12 links. Now with Spanish and French language Wiki links.

  2. Set, Logic, Number Theory
    K-12 mathematics textbooks
    CNX mathematics program

  3. Whole number, Fraction, Decimal, Integer, Rational Number, Real Number, Complex Number
    K-12 mathematics textbooks
    CNX math (whole number, fraction)
    CNX math (other number systems)

  4. Measurement, Standard Units, Length, Area, Volume
    K-12 mathematics textbooks
    CNX mathematics program

  5. Point, Line, Angle, Triangle, Quadrilateral, Polygon, Circle, Plane
    K-12 mathematics textbooks
    CNX mathematics program

  6. Polyhedron, Trigonometry, Vector, Transformation Geometry, Topology, Other Geometries
    K-12 mathematics textbooks
    CNX Mathematics program

  7. Relation, Exponent, Equation, Function, Equation (2 variables), Polynomial, Rational Expression, Quadratic
    K-12 mathematics textbooks
    CNX Mathematics program

  8. Coordinate System, Problem Solving, Statistics, Probability, Progression, Logarithm, Matrix, Calculus
    K-12 mathematics textbooks
    CNX Mathematics program

  9. Textbook Series Reviewed
  10. Reviewing Criteria


  11. How different learning communities view mathematics:
    1. Unit One: Exploring What It Means To ‘Do’ Mathematics. South African Institute for Distance Education (SAIDE) observations are of course not unique when it comes to changing the scope of mathematics. Every learning community goes through the same experience.
    2. International Study Group
    3. Ethnomathematics Digital Library


    About K-12math.info - history, direction and general thoughts.
    Last update: 1.10.2011


    Kindergarten (median age 5)
    1. Standards……3. Curriculum Parameters
    2. Content ……4. Life outside the classroom
    5. Content by textbook in page number order
    First grade (median age 6)
    1. Standards……3. Curriculum Parameters
    2. Content w/CNX links4. Life outside the classroom
    5. Content by textbook in page number order
    Second grade (median age 7)
    1. Standards……3. Curriculum Parameters
    2. Content w/CNX links4. Life outside the classroom
    5. Content by textbook in page number order
    Third grade (median age 8)
    1. Standards……3. Curriculum Parameters
    2. Content w/CNX links4. Life outside the classroom
    5. Content by textbook in page number order
    Fourth grade (median age 9)
    1. Standards……3. Curriculum Parameters
    2. Content w/CNX links4. Life outside the classroom
    5. Content by textbook in page number order
    Fifth grade (median age 10)
    1. Standards……3. Curriculum Parameters
    2. Content w/CNX links4. Life outside the classroom
    5. Content by textbook in page number order
    Sixth grade (median age 11)
    1. Standards……3. Curriculum Parameters
    2. Content w/CNX and CK-124. Life outside the classroom
    5. Content by textbook in page number order
    Seventh grade (median age 12)
    1. Standards……3. Curriculum Parameters
    2. Content w/CNX and CK-124. Life outside the classroom
    Eighth grade (median age 13)
    1. Standards……3. Curriculum Parameters
    2. Content w/CNX links4. Life outside the classroom
    Ninth grade (median age 14)
    1. Standards……3. Curriculum Parameters
    2. Content w/CNX links4. Life outside the classroom
    Tenth grade (median age 15)
    1. Standards……3. Curriculum Parameters
    2. Content 4. Life outside the classroom
    Eleventh grade (median age 16)
    1. Standards……3. Curriculum Parameters
    2. Content 4. Life outside the classroom

    Additional information:
  1. American Association for the Advancement of Science’s 2009 Benchmarks

  2. National Council of Teachers of Mathematics Curriculum Focal Points(Note there is cost involved )

  3. John Page’s Ten Fundamental Reasons for technology in education .

  4. WikiBooks' Blended Learning In Grades K-12.

    Presently OER textbook materials can only be linked to at the chapter or module level. I am being told that efforts are being made to bookmark at subheadings within a chapter or module.
    Please note in the Connexions Mathematics Grade 1 through Mathematics Grade 9 textbook materials that K-12Math.info is reviewing only the "Learner Section" in the materials, which are contained in the module that you will be linked to.


©1972 (paper), 1985 (APPLE II/PC), 2005(www), 2012 Jim Kelly - All Rights Reserved. Last update 2.05.2012
Contact: k-12math(at)sbcglobal(dot)net