This website is a great resource for teachers to use. NCTM provides guidance and resources for implementation of research-based and high-quality teaching that supports the learning of each and every student in the educational process. **Fun Fact- I am currently a registered member of the NCTM.
GeoGebra is a mathematics software that can be utilized at all levels of education. Teachers and students can use GeoGebra to make math more fun and enjoyable. GeoGebra helps students to create mathematical constructions and models that they can manipulate to enhance their learning experience.