En Jan Pol fa de detectiu

Seven science fiction stories explore encounters between humans and extraterrestrials, space exploration, the planets, and related topics and reveal the effects that knowing other worlds and their inhabitants might have on humankind.

Cuenta la divertida historia de una rana a la que una bruja malvada la convierte en princesa. Pero ella no es feliz.

"When a little girl's cherished baby blanket becomes old and worn, it is made into a dress, and over the years it is made into even smaller and smaller items, eventually ending up as a bookmark and inspiring the creation of a book. Includes an author's note and a glossary"--

A sixteen-year-old boy joins the crew of a sailing ship in order to travel to Fernando Po in West Africa, where his Uncle Aristides is in business, and the two find themselves immersed in the diplomatic struggle between Britain and Spain.