COLUMBUS, Ohio (AP) — The vaccinations that U.S. schoolchildren are required to get to hold terrible diseases like polio, measles, tetanus and whooping cough in check are way behind schedule this year ...

Overview: Free tools that support modern learning help students manage assignments, notes, and schedules across devices ...

As students return to school after winter break, families across the Tri-Cities are adjusting back to early mornings, ...

If there are nine people in a room and every person shakes hands exactly once with each of the other people, how many handshakes will there be? How can you prove your answer is correct using a model ...