Scientists are unraveling the earliest building blocks of math — and what children know about numbers as they begin first grade seems to play a big role in how well they do everyday calculations later ...

Number sense is so ingrained that many adults don’t remember being taught such early math skills, much like learning how to read. But unlike the recent wave of evidence on science-based reading ...

WASHINGTON — We know a lot about how babies learn to talk, and youngsters learn to read. Now scientists are unraveling the earliest building blocks of math — and what children know about numbers as ...