Welcome to The Riddler. Every week, I offer up problems related to the things we hold dear around here: math, logic and probability. There are two types: Riddler Express for those of you who want ...

Two students in Danielle Adler’s kindergarten class at Marcus Hook Elementary School in Marcus Hook, Pa., prepare for an addition problem. Credit: Holly Korbey for The Hechinger Report The Hechinger ...

Experts agree: Elementary teachers need to have a strong foundation in math. But teacher-preparation programs don’t always dedicate much time to elementary math coursework. That’s starting to change, ...

EdSource · When teens counsel teens: Why peer support programs are growing A dozen parents gathered around veteran math educator Leanna Baker, moments before students show up for what is billed as a ...

Toward the end of a math lesson on a sunny Friday in October, fourth-grade teacher D’Atra Howard and math instructional coach LaVeda Gray ducked out of the classroom to huddle. Howard’s students at ...