#1 Dinosaurs Before Dark by Mary Pope Osborne
ISBN 0679824111 Random Paperback 80 pgs 
WB Price: $6.45
A tree house that travels through time? Not possible, says Jack. But he has to admit--when he and his younger sister, Annie, start running into dinosaurs--that they're not in Frog Creek, PA, anymore. The first book is an entertaining time-travel fantasy series for young readers.

#2 The Knight At Dawn
ISBN 067982412X Random Paperback 80 pgs WB Price: $6.45
Jack and Annie travel back in time to medieval England for an adventure inside a storybook castle, from feasting hall to dreadful dungeon. 

#3 Mummies In The Morning 
ISBN 0679824243 Random Paperback 80 pgs WB Price: $6.45
Jack and his younger sister take a trip in their tree house back to ancient Egypt, where they help a queen's mummy continue her voyage to the Next Life. 

#4 Pirates at Noon
ISBN 0679824251 Random Paperback 80 pgs 
WB Price: $6.45
Jack and Annie are in deep trouble when the Magic Tree House whisks them back to the days of desert islands, secret maps, hidden gold--and ruthless pirates! Will Jack and Annie discover a buried treasure? Or will they walk the plank?

#5 Night Of The Ninjas by Mary Pope Osborne
ISBN 0679863710 Random Paperback 80 pgs WB Price: $6.45
The tree house is back--but where is the enchantress Morgan le Fay? The search for her begins as Jack and Annie are transported back to ancient Japan, where they find themselves in the cave of a ninja master. Will the evil samurai warriors get to Jack and Annie before they can learn the secrets of the ninjas?

#6 Afternoon on the Amazon 
ISBN 0679863729 Random Paperback 80 pgs WB Price: $6.45
Eight-year-old Jack, his seven-year-old sister, Annie, and Peanut the mouse ride in a tree house to the Amazon rain forests, where they encounter giant ants, flesh-eating piranhas, hungry crocodiles, and wild jaguars.

#7 Sunset of the Sabertooth
ISBN 0679863737 Random Paperback 80 pgs WB Price: $6.45
Jack and Annie are whisked all the way back to the Ice Age in this compelling Magic Tree House time-travel adventure where they meet woolly mammoths, cave people...and fierce sabertooth tigers! 

#8 Midnight On The Moon 
ISBN 0679863745 Random Paperback 80 pgs WB Price: $6.45
Jack and Annie are whisked forty years "forward" in time and land at an international space station on the moon. There they don space suits and go exploring the lunar surface in search of the
fourth object needed to free the enchantress Morgan le Fay from a powerful spell. 

#9 Dolphins At Daybreak 
ISBN 067988338X Random Paperback 80 pgs 
WB Price: $6.45
Jack and Annie are off in the Magic Tree House again, this time to a whole new world under the ocean. Complete with a giant octopus, a hungry shark, and dolphins to the rescue, this Magic Tree House book delivers an underwater adventure kids can dream about. 

#10 Ghost Town At Sundown  
ISBN 0679883398 Random Paperback 80 pgs WB Price: $6.45
Morgan le Fay has promised to make Jack and Annie masters of the tree house if they can solve four riddles. In "Ghost Town at Sundown, the Magic Tree House whisks Jack and Annie back to a ghost town in the Wild West of the 1880s. There, they meet a mustang herder named Slim as they search for the answer to the second riddle. 

#11 Lions At Lunchtime
ISBN 0679883401 Random Paperback 96 pgs 
WB Price: $6.45
Jack and Annie are whisked off to the vast plains of Africa, where they must solve Morgan le Fay's third magical riddle. Once the riddle is solved, they still have to get past a pride of lions, a herd of rampaging wildebeests and one very hungry Masai warrior.

#12 Polar Bears Past Bedtime
ISBN 067988341X Random Paperback 96 pgs WB Price: $6.45
The Magic Tree House transports Jack and Annie to the freezing Arctic where they must solve Morgan le Fay's final riddle in order to become master librarians. But it's not going to be easy--especially when they have cracking ice, a seal hunter, and a prodigious polar bear to deal with!