Today is Cinco de Mayo. And this year, the fifth of May is filled with mathematical joy. It is — Square Root Day! It all started in 1981. "I was writing a check in late August," says Ron Gordon, who ...

WEEKEND. ANTOINETTE: ALL RIGHT. 5 FOR GOOD -- STUDENTS GETTING EXPERT HOMEWORK HELP FOR FREE. ERIKA: PIE-R-SQUARED IN DUDLEY SQUARE ENGAGES TUTORS AND OFFERS A WARM WELCOME TO KIDS EAGER TO DO SCHOOL ...

(THE REPORTER) — Now that everyone has mini-supercomputers that pretend to be phones in their pockets, it can be challenging to get young people to learn problem-solving skills that do not involve ...