The set comes with 156 lowercase letters, 52 uppercase letters, 17 numbers and math symbols, a double-sided magnet board, two whiteboard markers and one eraser — aka everything you could ...

Teaching set theory to six-year-olds as a way into mathematics, from arithmetic on, would come to be considered misguided, overcomplicating the basics and introducing jargon. Yet however radical a ...

A child's ability to understand and manipulate sets of numbers in 1st grade predicts how well he or she will succeed in the math required both in secondary school and for day-to-day living ...

Preschool-age children who frequently play number-related games at home show better math skills and growth by the end of kindergarten, finds a new study in the journal Child Development.