However, these tests have been made available through some of the test preparation companies.

A controversy exists over the value of test preparation and review.

The impact of test preparation before initial placement testing is less clear.

The school also did not spend weeks on test preparation as so many schools now do.

"I'm not convinced that parents will stand still for their tax dollars being spent on more test preparation," she said.

He is the author of several books on test preparation and college admissions.

Approximately 70% of the company's revenue comes from test preparation.

And 78 percent said their teachers do not take so much time in test preparation that they neglect other important topics.

Students feel the pressure, too, whether or not they are receiving help with test preparation.

Of that, only about 5 percent, or $25 million will go to online test preparation.