For centuries, Dalemark has been a land divided by the warring earldoms of the North and South. Now, with the help of the Undying, the mysterious gods of Dalemark, four extraordinary young people -- from the past, present, and future -- must join forces to reunify their beloved land. When Moril inherits his father's prized instrument -- a Cwidder said to have belonged to one of the Undying -- he must learn to harness its strange power in time to prevent a destructive civil war.
Derkholm series by Diana Wynne Jones
Everyone - wizards, soldiers, farmers, elves, dragons, kings and queens alike - is fed up with Mr Chesney's Pilgrim Parties: groups of tourists from the world next door who descend en masse every year to take the Grand Tour. What they expect are all the trappings of a grand fantasy adventure, including the Evil Enchantress, Wizard Guides, the Dark Lord, Winged Minions, and all. And every year different people are chosen to play these parts. But now they've had enough: Mr Chesney may be backed by a very powerful demon, but the Oracles have spoken. Now it's up to the Wizard Derk and his son Blade, this year's Dark Lord and Wizard Guide, not to mention Blade's griffin brothers and sisters, to save the world from Mr Chesney's depredations.
Magids series by Diana Wynne Jones
Rupert Venables is a Magid.
It's a Magid's job to oversee what goes on in the vast Multiverse. Actually, Rupert is really only a junior Magid. But he's got a king-sized problem. Rupert's territory includes Earth and the Empire of Korfyros. When his mentor dies Rupert must find a replacement. But there are hundreds of candidates. How is he supposed to choose? And interviewing each one could take forever.
What if he could round them all up in one place?
Chrestomanci series by Diana Wynne Jones
The perfect summer story of a girl, several boys, and a cruise ship full of possibilities.
Lindsay has never been on a cruise, but she knows exactly what she wants to do now that she is: climb a waterfall, snorkel, meet lots of cute guys, and look for one perfect guy for a summer fling.
But her to-do list isn't going according to plan, especially when she discovers that it's impossible to have a fling-when you're actually falling in love.