Well, for most riders it is relaxing, exciting, challenging, fun, and something they enjoy doing.
It can be fun. It is always challenging, sometimes frustrating.
The idiom, "spice of life", means that you can do something to make your life more exciting. Do something that's daring, challenging, fun; something that's worth living for.
cos its fun and challenging
Because it's challenging and people like challenging games.
Some adjectives that describe a preschool are: fun colorful interesting challenging active quiet (at naptime)
any language can be fun to learn with an open mind, but it will be challenging as well
its cool, fun, and challenging
that high school, was challenging.
Both, they are both fun and challenging.
it is a fun and challenging game
{| |- | Martial arts can be very fun. Much of it will depend on your school and the instructors. Learning should be challenging, but the satisfaction and the friendships are very fun. |}