More than 116 million copies of all four books in the USA, 20 million of which are The Sorcerer's Stone.
Books in print
100 million copies of the trilogy have sold worldwide since first published. A one-volume edition of the paperback movie tie-in has 1.2 million copies in print and has sold 10 times more than the previous version.
Four, with three more scheduled
Number of volumes in series
Three
9 to 12
Recommended reading age
12 and up
Sorcerer's Stone, 309 pp.
Number of pages in hardcover edition
Fellowship of the Ring, 423 pp.
Most successful children's book series in history
Literary accomplishment
Ranked No. 1 (Gone With the Wind was No. 2) in an Amazon .com reader's poll of best books of the millennium
$125 million
Budget of movie
$90 million ($270 million for the trilogy)
PG for some scary moments and mild language
Rating
PG-13 for epic battle sequences and some scary images
Seven
Number of movies to be made
Three
A stuffed Hedwig owl, about $16
Neat product tie-in
Burger King glass goblets with etchings that glow red, $1.99 each with Value Meal
2 hours, 33 minutes
Length of movie
2 hours, 50 minutes
750 shots
Number of effects
About 500
Time is contemporary, the setting is the fictional Hogwarts School of Witchcraft and Wizardry in England
Setting
The Third Age of Middle-earth
Harry Potter, 11, an orphan with wizardly powers who wears thick glasses and bears a lightning-bolt scar on his forehead
Our hero
Frodo Baggins, 50 (young for a hobbit), who is short of stature (3-foot-6 or so), hairy of foot and adventurous of spirit
He can fly on a broomstick and also has a "parseltongue" that allows him to speak to snakes
Magic powers
The ring makes Frodo invisible and gives him special vision
An invisibility cloak
Handy accessory
Sting, a sword that glows blue when evil is near; a protective chainmail shirt made of mithril
Lord Voldemort (or He Who Must Not be Named), the evil wizard who killed Harry's parents
Main foe
Saruman, a wizard corrupted by Sauron the Dark Lord
Lively sidekick Ron Weasley and bossy overachiever Hermione Granger
Friends
Loyal Sam, impetuous Pippin and fun-loving Merry
The rotund, good-hearted Rubeus Hagrid and wise Hogwarts headmaster Albus Dumbledore
Mentor
Bilbo, Frodo's uncle who leaves him the ring, and Gandalf the wizard
To find the Sorcerer's Stone, provider of eternal life
Quest
To destroy the ring in the fires of Mount Doom
Fluffy, the three-headed dog
Most unusual creature
The Balrog, a 40-foot-tall winged demon whose skin emits fire and smoke
School bathroom
Locale of troll attack
The Mines of Moria
Richard Harris, Maggie Smith, Alan Rickman, John Cleese, Robbie Coltrane