71.   But her teachers say she is a resilient and disciplined student.

72.   But Nevada has no state income taxes and property taxes are generally less than a third of those in upstate New York, transplanted teachers say.

73.   But teachers say computers can captivate even the most anti-school students in a way that books have failed.

74.   But some science teachers say clicking is not the same as cutting.

75.   But teachers say this year has been more satisfying, as students become accustomed to the unusual rhythms of the school and as lesson plans begin to coalesce.

76.   But the lessons learned three weeks ago at the school are bitter ones, teachers say.

77.   But teachers said they feared that some parents would use the amendment to block the teaching of courses on evolution and human sexuality.

78.   But these are the early days, and teachers say they are aware of the problems.

79.   But without NetDay, teachers say, their students would have been left behind in what is becoming an increasingly plugged-in world.

80.   But without a textbook, educators say, it is difficult to offer a subject that most teachers say is too intimate for them to discuss comfortably.