Bedtime Math and Tinybop offer educational apps. When our son was young, my wife and I would read to him every night before he went to bed. We loved the time spent with him. This delightful ritual ...

Consider the set S n of all rearrangments of the numbers 1,2,3,...,n. We may represent each rearrangement in S n by diagrams like the ones below, where we use oriented strings to indicate where each ...

You don’t have to be born with math skills; solving problems is a matter of studying and motivation. That may not seem like such a surprise, but it’s become easy to say ‘I just can’t do math.’ While ...

For much of her teaching career, Carrie Stark relied on math games to engage her students, assuming they would pick up concepts like multiplication by seeing them in action. The kids had fun, but the ...