By 2007, they must test students in science as well.

The students were tested at the beginning and end of the study.

But school district officials say they cannot afford to test students for drugs.

But as a practical matter, they said, it would probably make more sense to test students not involved in sports.

Which states use them, and in what fields are students tested?

From 1999 to 2003, the exam tested students on their knowledge of C++ instead.

Overall, reading scores have gone up, in part because schools last year were not required to test students with limited English.

It will be two to five years before students are tested on the new curriculum.

Results for schools with fewer than 20 students tested are not shown.

All students are tested on the first day of classes to determine their ability.