Enormous Lot Of Magic Tree House Books (1-55 Complete + Some Research Guides).
The Magic Tree House series, by Mary Pope Osborne
Research guides by Will Osborne and Mary Pope Osborne
1- Dinosaurs Before Dark
Research Guide #1: Dinosaurs
2- The Knight at Dawn
Research Guide #2: Knights and Castles
3- Mummies in the Morning
Research Guide #3: Mummies and Pyramids
4- Pirates Past Noon
Research Guide #4: Pirates
5- Night of the Ninjas
6- Afternoon on the Amazon
Research Guide #6: Rain Forests
7- Sunset of the Sabertooth
Research Guide #7: Sabertooths and the Ice Age
8- Midnight on the Moon
Research Guide #8: Space
9- Dolphins at Daybreak
Research Guide #9: Dolphins and Sharks
10- Ghost Town at Sundown
11- Lions at Lunchtime
12- Polar Bears Past Bedtime
Research Guide #12: Polar Bears and the Arctic
13- Vacation Under the Volcano
Research Guide #13: Ancient Rome and Pompeii
14- Day of the Dragon King
15- Viking Ships at Sunrise
16- Hour of the Olympics
Research Guide #16: Ancient Greece and the Olympics
17- Tonight on the Titanic
Research Guide #17: Titanic
18- Buffalo Before Breakfast
19- Tigers at Twilight
20- Dingoes at Dinnertime
21- Civil War on Sunday
22- Revolutionary War on Wednesday
Research Guide #22: American Revolution
23- Twister on Tuesday
Research Guide #23: Twisters and Other Terrible Storms
24- Earthquake in the Early Morning
25- Stage Fright on a Summer Night
26- Good Morning, Gorillas
27- Thanksgiving on Thursday
28- High Tide in Hawaii
Research Guide #28: Tsunamis and Other Natural Disasters
29- Christmas in Camelot
30- Haunted Castle on Hallows Eve
31- Summer of the Sea Serpent
32- (hardcover) Winter of the Ice Wizard
33- Carnival at Candlelight
34- Season of the Sandstorms
35- Night of the New Magicians
36- Blizzard of the Blue Moon
37- Dragon of the Red Dawn
38- Monday With a Mad Genius
Research Guide #38: Leonardo da Vinci
39- Dark Day in the Deep Sea
Research Guide #39: Sea Monsters
40- Eve of the Emperor Penguin
Research Guide #40: Penguins and Antarctica
41- Moonlight and the Magic Flute
42- A Good Night for Ghosts
Research Guide #42: Ghosts
43- Leprechaun in Late Winter
Research Guide #43: Leprechauns and Irish Folklore
44- A Ghost Tale for Christmas Time
Research Guide #44: Rags and Riches: Kids in the Time of Charles Dickens
45- (hardcover) A Crazy Day with Cobras
Research Guide #45: Snakes and Other Reptiles
46- (hardcover) Dogs in the Dead of Night
Research Guide #46: Dog Heroes
47- (hardcover) Abe Lincoln at Last
Research Guide #47: Abraham Lincoln
48- (hardcover) A Perfect Time for Pandas
Research Guide #48: Pandas and Other Endangered Species
49- Stallion by Starlight
Research Guide #49: Horse Heroes
50- (hardcover) A Merlin Mission: Hurry Up, Houdini
companion book for #50: Magic Tricks from the Tree House
51- (hardcover) A Merlin Mission: High Time for Heroes
Research Guide #51: Heroes for All Times
52- (hardcover) A Merlin Mission: Soccer on Sunday
Research Guide #52: Soccer
53- (hardcover) A Merlin Mission: Shadow of the Shark
Research Guide #53: Sharks and Other Predators
54- (hardcover) A Merlin Mission: Balto of the Blue Dawn
Research Guide #54: Dogsledding and Extreme Sports
55- (hardcover) A Merlin Mission: Night of the Ninth Dragon
(hardcover) Super Edition #1: Danger in the Darkest Hour
Games and Puzzles from the Tree House: Over 200 Challenges!
(hardcover) #29: A Big Day for Baseball