Highly accurate contoured surfaces can be produced using diamond cutting tools, which are themselves extremely precise devices. The tool tip geometry can now be generated with an accuracy of a few ...

For the last 25 years, my professional life has been devoted to teaching math. I’ve taught math to students in grades 6–8 as well as high school geometry, and I have loved every moment of it. For the ...

If you are a math teacher in 2025, you have likely had The Conversation in the faculty lounge. It usually goes something like this:"I assigned a worksheet on qu ...