National Council of Teachers of Mathematics - NCTM is a national organization of mathematics teachers, providing mathematics journals, materials, curriculum and workshops for its members. Its materials and curriculum are also open to the public.
National Education Association - NEA is a national organization of teachers, providing support for students, parents and teachers to improve rights and progress in education.
American Federation of Teachers - AFT is a national organization of teachers, providing support for students, parents and teachers to improve rights and progress in education.
LiveBinders - A teacher may create a binder of useful tools which students may access to complete assignments.
Easelly - A teacher may create an infographic to improve the understanding of a concept through visual mapping.
MySimpleShow - A teacher may create an animated slide show to teach a concept which is both entertaining and visually informative.
WeVideo - A teacher may create and edit a video to teach a concept which is both entertaining and visually informative.
Google Drive - A teacher may use Google Docs, Google Slides, Google Sheets, and several other applications to create, assign and collect educational materials. Google Drive may be used for online courses.
Math Open Reference - This site contains a great amount of high quality math materials, including descriptions, explanations, images and videos. It almost strictly contains Geometry materials, but has some Algebra I materials.
Yummy Math - This site contains extremely engaging and creative real-life word problems for math, both for Algebra I and for Geometry.
MATH Worksheets 4 Kids- This site contains worksheet generators, as well as editable worksheets, online quizzes and teaching resources for math teachers.
KUTA Software - This site contains test and worksheet generators, as well as editable worksheets, for math teachers.