MAA-Mathematical Association of America- This professional organization's mission is "to advance the mathematical sciences, especially at the collegiate level." This organization offers a community for mathematicians to share experiences and attend professional development opportunities. A great tool for mathematicians!
Desmos- A website for an online graphing calculator. This is a great tool to use in the classroom to project onto a Smart Board to show functions during example problems, and to have students participate by showing their examples.
EngageNY-A website that has the NY state ELA and Math common core curriculum. This website is developed and maintained by the NYS Education Department, to keep updated materials regarding Regents Reform Agenda.