"Every tree is a different challenge; no two trees are the same."

One may also choose to play a campaign game instead, and select from several different challenges.

This is the way to gain access to the rest of the school building, each room representing a different challenge or level.

But it's going to be a much different challenge than I've had recently.

On the trip, they meet several people, face money problems and different challenges.

Plus, boys present a different challenge, one that I like.

Businesses understand the need for change and realize that some people want different challenges in their life.

In this game you always have different challenges and things.

We are faced with quite different challenges than was the case 10 or 15 years ago.

A home Games is going to bring some different challenges for all athletes.