By explicitly modeling each step of a problem and gradually fading away supports, teachers can give students a clear path to mastering new content.

This lesson covers solved numerical problems on molarity, molality, mole fraction, and percentage concentrations to help you clearly understand solution concentration concepts in chemistry.

We look into the mental health crisis affecting American youth. By Sam Sifton I am the host of The Morning. The numbers are staggering. Nearly one in four 17-year-old boys in the United States has ...

Sven, a sales leader, received a call from a major customer who was furious. Their order arrived late, the product was damaged, and to top it off, their invoice didn’t reflect the volume discount ...

Creative problem-solving can be an exhilarating experience. You get a triple benefit: the euphoric 'aha' moment of solving a puzzle, the pride of accomplishing a goal, and the deeper self-discovery of ...

If you want to accentuate the importance of a problem, it seems sensible to explain how prevalent it is. Lots of people are at risk of Alzheimer’s disease. Lots of women carry a gene that makes them ...

If you want to get people’s attention to address a problem, making it seem as big as possible is a nearly universal reflex. Across more than a dozen experiments, they find that describing how big a ...