The gates offered a fascinating challenge that occupied his mind but failed to quiet his body.
Making a 'real', fully carved rocking horse is a fascinating challenge and some may think a rather formidable one.
She had met an attractive man and had begun to see the vague outlines of a fascinating professional challenge.
But the most fascinating challenge came in the puzzle pieces themselves.
"The most fascinating challenge in business today is how to build alliances," Mr. Jackson said.
In both fascinating challenges, more than 150 levels of gem-matching await you.
But it is in psychiatry where the more fascinating challenges lie.
In many respects it is a fascinating challenge and it may bring potential benefits for Europe, but there are also possible risks.
It is, of course, a very encouraging programme full of fascinating challenges.
It is a fascinating challenge which we will gladly accept.