Fletcher Elementary School first grader, Briar Cercone, shows her class how she used a number line to solve a word problem. The students on the rug are showing her a thumbs up if they agree with her ...

Segue Institute for Learning teacher Cassandra Santiago introduces a lesson on word problems to her first graders one spring afternoon. Credit: Phillip Keith for The Hechinger Report The Hechinger ...

SIOUX CITY — Alise Deck likes to play games with her sister, considers 78 to be her lucky number, and would like be an engineer when she grows up.

In recent decades, K-12 math education has evolved significantly, shifting from rote memorization to fostering conceptual understanding and problem-solving skills. Achievement First (AF), a network of ...