Billie Turf and Dolfie have to stay at boarding school during the summer holidays because their report cards are too poor. Everything goes smoothly...

Billie Turf is a student at Dennenheuvel boarding school. According to his teacher Kwel, he is unreliable, a good-for-nothing, and a liar who can...

Pietje Bell, the famous boy from Rotterdam, goes chicken hunting with his friends Peentje and Engeltje, but they are pursued by a police officer who,...

Johan, Hilde, Alwin, and Robert are walking through the forest. Suddenly, they see a man being beaten up by a few knights. They rush to the man's aid...

George and Jimmy time-travel to the 18th century and find themselves on a deserted pirate island where the inevitable buried treasure lies buried.

Cor and Jan are two Dutch students who work in a hospital. A smallpox epidemic has broken out, but the country's capital is occupied by the army....

George and Jimmy travel all the way to Taskara. A rich Chinese man wants them to bring back the rare mineral OQ-4. But Taskara is inhabited by giants...

A poor shoemaker and his wife inherit a farm in the southern province of Limburg. However, the farm has been heavily mortgaged by local real estate...

Uncle Theodor has died and is giving three million guilders to whoever finds the blue diamond. There are two heirs, Mrs. Kakel and Mrs. Ter Beek....

Six friends from college in post-war Europe form a bond. Thirty years on, one of them writes a book on it, calling it the tombstone to their...