What is this number: 0.99999999...? I've had students argue with me for quite a while that this number can't equal 1, but that it must be less than 1. I get where they're coming from, but if it's less ...

In 1945, as the first atomic bomb exploded in the New Mexico desert, Enrico Fermi stood miles away, holding a few scraps of ...

Teacher Maro Mirzakhanyan works with students on math activities at a Pacific Clinics Head Start preschool in Glendale. Credit: Lillian Mongeau, EdSource In response to mounting evidence that ...

Numbers and algorithms aren’t just useful to mathematician Eugenia Cheng -- they’re exhilarating. That’s why she’s on a mission to help transform math’s notoriously boring reputation in education into ...

Can a four-year-old master fractions, or even learn algebra, in pre-school? Not quite, but data from the National Research Council show the earlier children are exposed to any kind of focused math ...