-Do boys and girls think differently according to the article? How?

no girls are just better at tasks involving physical dexterity and processing speed and could master verbal tasks involving learning and reciting groups of nouns erlier thaan boys. boys exeld in better on perceptual analysis.

-When do most people develop most of their cognitive abilities? Is this new information for scientists?

they develop their cognitive abilities at about 11 to 12.

-Does income relate to intelligence according to this article?

it relats to inteligence in things u need to be like reading comprehension and mathematical calculations .