★This series of books cover a wide variety of themes. The total sales have accounted for 540k copies in Russian!
★Simplified Chinese rights is sold.
★The book series is marked with a little character (Mr. Globe). The character takes the part of a scientist who introduces readers to the described event.
★New names or new phenomenon put in bold, provided with commentary, photos or colorful pencil illustrations.
★This book series is very helpful to gain new knowledge or classify knowledge which kids already have.

There are 35 titles in this series：
What Is the Earth Made of
Descent of Human Being
What do Ships and Irons have in Common
Why the Sea is Salty
About Breathing Process
Who Defends the Country
The Meadow Flowers
Can Animals Be Friends
Why the Sky is Blue
Why does Snow Creaks?
Facts about Subway
Why do Trees Shed their Leaves
Why doesn’t the Moon fall upon Earth
Stars and Constellations
Waste Treatment
Why does Cheese have its Holes
Why do We Have Dreams?
What is Ballet?
Why does a Heart Beat?
How does a Car Work?
What is petroleum?
Forest Plants
Why does a Plane Fly?
No Paws, No Claws
Why do Mirrors Reflect?
Water Supply
How Many Eyes does a Dragonfly have?
Why do Trees Sway?
Secrets of Electricity
The World at Bottom of the Sea
Types of Dwellings
History and Development of Watches
Why do we get sick?
How does an atom work?
How was the phone invented?

　　Seeking escape from the frosts squirrels or partridges herd together, wood grouses hide beneath the snow. Trees cannot do that, but they prepare themselves in their own way. How trees survive winter, how they cope with fierce frosts and other educational stories are collected in the book.