Update: Rationales added to multiple-choice exercises

We recently launched something we're calling Rationales, which will give you more insight into why certain multiple-choice answers in exercises are not correct.  Since our content creators need to actually write all these, you might not see them right away in the area you're working on, but they’ll gradually be popping up across the board in math, science, and humanities.

Calculus and World History will probably have the most rationales appearing in the coming weeks, but they’ll eventually be getting used throughout our content library.  Check out what this looks like in an exercise on The Gilded Age: 

This update was brought to you by a combination of our product and content teams. Hope you like it!