Want to help your first-grader master math? Here are some of the skills your child will be learning in the classroom. Understand place value in one- and two-digit numbers. Understand that in two-digit ...

You’re reading Back of the Envelope, an experiment that aims to bring shorter, quicker content to FiveThirtyEight. The study tapped into research following 7,507 children nationwide from kindergarten ...

Growing up, Springfield teacher Katie Baker didn't immediately know she was good at math. She had no idea it would become her passion. She recalled seeing patterns, solving equations and memorizing ...