Feb 02, 2022 09:09 AM EDT
Aug 31, 2021 07:09 PM EDT
Aug 17, 2021 07:09 PM EDT
Aug 10, 2021 07:09 PM EDT
Oct 20, 2020 07:09 PM EDT
The programs of the National Council of Teachers of Mathematics present a variety of viewpoints. The content and views expressed or implied in these presentations should not be interpreted as official positions of the Council. References to particular commercial products by a speaker are not an NCTM endorsement of said product(s) and should not be construed as such. Any use of e-mail addresses beyond personal correspondence is not authorized by NCTM.