Information by terms:
 Frequently accessed terms.
 Set, Logic, Number Theory terms
 Whole number, Fraction, Decimal, Integer, Rational Number, Real Number, Complex Number terms
 Measurement, Standard Units, Length, Area, Volume terms
 Point, Line, Angle, Triangle, Quadrilateral, Polygon, Circle, Plane terms
 Polyhedron, Trigonometry, Vector, Transformation Geometry, Topology, Other Geometries
 Relation, Exponent, Equation, Function, Equation (2 variables), Polynomial, Rational Expression, Quadratic terms
 Coordinate System, Problem Solving, Statistics, Probability, Progression, Logarithm, Matrix, Calculus terms
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Resources:

ASIA Society "[Math] gives us a way to understand patterns, to quantify relationships, and to predict the future."

O*Net Online lists many occupations and their educational requirements.

TIMSS  Trends in International Mathematics and Science Study.
 Teaching OER Mathematics

A+ Click : online math problems are the efforts of 66 educators from 22 countries.
 MERLOT and the
resources they evaluate.
 The Commonwealth Educational Media Centre for Asia in New Delhi recently (2013) released
Quality
Assurance Guidelines for Open Educational Resources: TIPS Framework Version 1.0 which
provides a great deal of information on OER.
 African Teacher Education OER Network
South African Institute for Distance Education (SAIDE)
 From African Teacher Education OER Network Exploring
What It Means To Do Mathematics. (download: unit1word.doc )
 Reading and Writing in the Mathematics Classroom
by Mark Freitag appearing in the The Mathematics Educator (Volume 8 Number 1 )
 The American Mathematical Society provides Mathematical Moments
A series of posters that highlight the connection between mathematics and modern society. A number of the posters are done in different languages.
 Mathematical Association of America examines a number of
historical mathematics manuscripts from different countries.
 What is ethnomathematics and how can it help children in
schools?
 Money as you Learn is a tool for Educators to Integrate Personal Finance into k12 mathematics.
 Interesting kindergarten level example:
KinderWeb by Brian Petro.
 Jenny Eather's A Maths Dictionary for Kids is a good source for lower grade levels.
 CoolMath.com dictionary has been on line since 1997.
 John Pages's Math Open Reference (Algebra/Geometry reference)
 James Sousa's videos
 Series resources with links
 Wikieducator's Math Glossary
 PBS LearningMedia *
 The National Council of Teachers of Mathematics Illuminations
 Check out the OER Commons website for ideas to develop or incorporate into your materials.
Please respect the TERMS OF USE statement that appears at the bottom of the sites this website links to.
Thank you.
About K12math.info
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A+ Click, PBS, AAAMATH Hands on Activities added.
2016 honors from the United Nations
5 star Merlot educational resource.
Singapore Math added. Khan Academy links updated.
 Terms of use and citing
 Technical Notes

Information by grade (age) level:
Kindergarten (median age 5)
1. Standards
2a. Key textbook content 20022016 (most frequently used order)
2b. Key textbook content 20022016 (alphabetical order)
3. Key textbook content 19722015 (alphabetical order)
4. Key textbook content 19722015 (most frequently used order)
5. Curriculum Parameters
6. Life outside the classroom
7. Content by textbook in page number order
8. 
9. PBS Kindergarten level 
About PBS LearningMedia *
10. AAAMATH Handson Activities 
About AAAMATH
11. Illustrative Mathematics tasks
First grade (median age 6)
1. Standards
2a. Key textbook content 20022019 (most frequently used order)
2b. Key textbook content 20022019 (alphabetical order)
3. Key textbook content 19722015 (alphabetical order)
4. Key textbook content 19722015 (most frequently used order)
5. Curriculum Parameters
6. Life outside the classroom
7. Content by textbook in page number order
8. A+Click : Online Math Problems
 About A+Click
9. PBS Grade 1 
About PBS LearningMedia *
10. AAAMATH Handson Activities 
About AAAMATH
11. Illustrative Mathematics tasks
Second grade (median age 7)
1. Standards
2a. Key textbook content 20022019 (most frequently used order)
2b. Key textbook content 20022019 (alphabetical order)
3. Key textbook content 19722015(alphabetical order)
4. Key textbook content 19722015 (most frequently used order)
5. Curriculum Parameters
6. Life outside the classroom
7. Content by textbook in page number order
8. A+Click : Online Math Problems
 About A+Click
9. PBS Grade 2 
About PBS LearningMedia *
10. AAAMATH Handson Activities 
About AAAMATH
11. Illustrative Mathematics tasks
Third grade (median age 8)
1. Standards
2a. Key textbook content 20022019 (most frequently used order)
2b. Key textbook content 20022019 (alphabetical order)
3. Key textbook content 19722015 (alphabetical order)
4. Key textbook content 19722015 (most frequently used order)
5. Curriculum Parameters
6. Life outside the classroom
7. Content by textbook in page number order
8. A+Click : Online Math Problems
 About A+Click
9. PBS Grade 3 
About PBS LearningMedia *
10. AAAMATH Handson Activities 
About AAAMATH
11. Illustrative Mathematics tasks
Fourth grade (median age 9)
1. Standards
2a. Key textbook content 20022019 (most frequently used order)
2b. Key textbook content 20022019 (alphabetical order)
3. Key textbook content 19722015 (alphabetical order)
4. Key textbook content 19722015 (most frequently used order)
5. Curriculum Parameters
6. Life outside the classroom
7. Content by textbook in page number order
8. A+Click : Online Math Problems
 About A+Click
9. PBS Grade 4 
About PBS LearningMedia *
10. AAAMATH Handson Activities 
About AAAMATH
11. Illustrative Mathematics tasks
Fifth grade (median age 10)
1. Standards
2a. Key textbook content 20022019 (most frequently used order)
2b. Key textbook content 20022019 (alphabetical order)
3. Key textbook content 19722015 (alphabetical order)
4. Key textbook content 19722015 (most frequently used order)
5. Curriculum Parameters
6. Life outside the classroom
7. Content by textbook in page number order
8. A+Click : Online Math Problems
 About A+Click
9. PBS Grade 5 
About PBS LearningMedia *
10. AAAMATH Handson Activities 
About AAAMATH
11. Illustrative Mathematics tasks
Sixth grade (median age 11)
1. Standards
2. Key textbook content 20022016 (most frequently used order)
3. Key textbook content 19722015 (alphabetical order)
4. Key textbook content 19722015 (most frequently used order)
5. Curriculum Parameters
6. Life outside the classroom
7. Content by textbook in page number order
8. A+Click : Online Math Problems
 About A+Click
9. PBS Grade 6 
About PBS LearningMedia *
10. AAAMATH Handson Activities 
About AAAMATH
11. Illustrative Mathematics tasks
Seventh grade (median age 12)
1. Standards
2. Key textbook content 20022016 (most frequently used order)
3. Key textbook content 19722015 (alphabetical order)
4. Key textbook content 19722015 (most frequently used order)
5. Curriculum Parameters
6. Life outside the classroom
8. A+Click : Online Math Problems
 About A+Click
9. PBS Grade 7 
About PBS LearningMedia *
10. AAAMATH Handson Activities 
About AAAMATH
11. Illustrative Mathematics tasks
Eighth grade (median age 13)
1. Standards
2. Key textbook content 20022016 (most frequently used order)
3. Key textbook content 19722015 (alphabetical order)
4. Key textbook content 19722015 (most frequently used order)
5. Curriculum Parameters
6. Life outside the classroom
7. A+Click : Online Math Problems
 About A+Click
8. PBS Grade 8 
About PBS LearningMedia *
9. AAAMATH Handson Activities 
About AAAMATH
11. Illustrative Mathematics tasks
Ninth grade (median age 14)
1. Standards
2a. Key textbook content 20022016 (most frequently used order)
2b. Key textbook content 20022016 (alphabetical order)
3. Content w/CNX and CK12 2.0 version (alphabetical order)
4. Content w/CNX and CK12 2.0 version (most frequently used order)
5. Curriculum Parameters
6. Life outside the classroom
7. A+Click : Online Math Problems
 About A+Click
8. PBS Grade 9 
About PBS LearningMedia *
11. Illustrative Mathematics Algebra 1
Tenth grade (median age 15)
1. Standards
2. Key textbook content 20022016 (most frequently used order)
3. Content w/CNX and CK12 2.0 version (alphabetical order)
4. Content w/CNX and CK12 2.0 version (most frequently used order)
5. Curriculum Parameters
6. Life outside the classroom
7. A+Click : Online Math Problems
 About A+Click
8. PBS Grade 10 
About PBS LearningMedia *
11. Illustrative Mathematics Geometry
Eleventh grade (median age 16)
1. Standards
2. Key textbook content 20022016 (most frequently used order)
3. Content w/CNX and CK12 2.0 version (alphabetical order)
4. Content w/CNX and CK12 2.0 version (most frequently used order)
5. Curriculum Parameters
6. Life outside the classroom
7. A+Click : Online Math Problems
 About A+Click
8. PBS Grade 11 
About PBS LearningMedia *
11. Illustrative Mathematics Algebra 2
* As most of the PBS learning items under each grade level maybe used for multiple grade levels 
determine the appropriateness of the learning item before using.
Please respect the TERMS OF USE statement that appears at the bottom of the sites this website links to.
Thank you.
