• PBS TeacherSource – Mathline
This FREE professional development resource helps teachers quickly and easily find standards-based Mathline video clips and lesson plans on different mathematical topics and teaching techniques for grades K-12.
• The NCES Classroom
This educational site from the National Center for Education Statistics includes resources such as a “Mathematicians are People, Too” quiz, an interactive “Create a Graph” feature, a probability simulation, games and activities, and more.
• CEEE TeacherTECH Lesson Plans
TeacherTECH teachers designed these lesson plans to take full advantage of Internet resources and to teach mathematics and science concepts in new and exciting ways.
• National Library of Virtual Manipulatives for Interactive Mathematics
“This is a three-year NSF supported project to develop a library of uniquely interactive, web-based virtual manipulatives or concept tutorials, mostly in the form of Java applets, for mathematics instruction (K-8 emphasis).”
• Mrs. Glosser’s Math Goodies: Interactive Math Lessons With A Problem Solving Approach!
This free Education World reviewed site includes: interactive math lessons and lesson plans that use a problem-solving approach, homework help, message boards, puzzles, a calculator, and more.
• Mega Math – Los Alamos National Lab
The MegaMath project is intended to bring unusual and important mathematical ideas to elementary school classrooms so that young people and their teachers can think about them together.
• New York Times Mathematics Lessons
Contains lesson plans for grades 6-12.
• Mathematics Archives K-12 Teaching Materials
Includes lesson plans and other valuable information related to math education.
• Project Interactivate
“The goals of Project Interactivate are the creation, collection, evaluation, and dissemination of java-based courseware for middle school mathematics explorations. “Interactivated” lessons, discussions, and activities enable the teacher to extend hands-on activities and to teach new content areas with professional competence and confidence, incorporating technology in appropriate ways.” (Excerpts)