He would glance at her fearfully each time; she discovered that a smile and nod seemed to increase his intelligence by ten points.

"Optimum Brain Power" says it provides "a total program for increasing your intelligence."

This has vastly increased his intelligence and expanded his range of senses.

It will increase your intelligence, give you greater confidence in exams, improve your memory.

A battle had broken out over implants that could increase one's intelligence, or maybe not, depending on how one defined the word.

How can studying music not increase someone's intelligence?

He is selected to undergo an experimental surgical technique to increase his intelligence.

This does not mean that you can't increase your intelligence.

With hypertext, we will be better able to gather and organize knowledge, increasing our effective intelligence.

I'm not sure whether these games have increased my intelligence.