Among his concerns, he said, was that she had not selected very challenging courses.

With its trees, woods, and water, this is an equally challenging course.

He followed shortly thereafter with a 72 on a long and challenging course.

It proved to be a popular, challenging course for all the club members.

Sure they wanted us to play on a challenging course.

The most challenging course I took in high school was calculus.

"We like to search out challenging courses in interesting areas."

"The real thing we are trying to do is get our students over the fear of taking more challenging courses," he said.

Those classes were the most interesting and challenging courses I have ever taken.

In this system, one point is usually added to weight a more challenging course.