Reading success test at 3 y.o?

Many thanks to Jed Dioguardi for passing this along this AM!

http://www.npr.org/sections/ed/2015/07/21/423260864/the-test-that-can-look-into-a-childs-reading-future

I think that this can be a piece of the puzzle, and could see it also making sense for children that have focus issues; as this would be the foundation for attention shifting and inhibition. Interesting study.