Madeline convinces the young Prince of Monaco to remove his crown so he can spend an afternoon as an ordinary boy.
Madeline, Pepito and the girls take the famed Orient Express to Istanbul to compete in the International Spelling Bee.
A paleontologist comes to the Old House after Genevieve digs up a huge bone in the garden, which turns out to be a fossilized stegosaurus hip bone.
Pepito becomes frustrated when an old lamp from the Embassy attic fails to produce a Genie, and he throws the lamp in the trash.
The newspaper sponsors a treasure hunt leading to a chest full of money. The clues lead the group to famous Paris landmarks.
The girls want to get Miss Clavel a birthday present.
After Miss Clavel inspires the girls to read more books, they decide to put on a presentation of 'The Hunchback of Notre Dame'.
When the mice eat the cheese Lord Cucuface needs for his favorite dish, cheese fondue, Madeline, Miss Clavel, and Pepito drive to town to get another cheese.
For their entry in the Science Exhibition, Madeline and the girls create a magnificent scale model of a hot air balloon.
Madeline, the girls, Pepito and his three naughty cousins go on a field trip to Egypt.
The American child star Sugar Dimples becomes homesick when visiting Paris, and especially misses Halloween, which is not celebrated in France.
Madeline rides a pony named Gallop in the world's biggest rodeo, Cheyenne Frontier Days in Cheyenne, Wyoming.
In the middle of the winter holiday season, Miss Clavel gets called away from the Old House to care for her ailing aunt.