You could say Sydni Franklin's sixth grade math class at Danville Middle School is learning fractions the hard way — well, ...

Spaced learning is an effective alternative to the traditional massed-learning approach, unlocking greater potential for both teaching and learning.

It’s surprisingly difficult to prove one of the most basic properties of a number: whether it can be written as a fraction. A broad new method can help settle this ancient question. In June 1978, the ...