Parents of some Colorado public-school students will spend hundreds of dollars this year on materials and textbook fees for their children's science labs, electives, honors and other advanced courses.

High school students in Brighton 27J School District will pay semester fees ranging from $8 to $20 each for the materials for some of their required courses, such as math, science and social sciences.

In other school districts, including Douglas County and Denver, some students will pay for their own Advanced