Petka-Microb

You might think that “microbe” is the nickname of some little harmful boy named Petka. But this is not so. Petka is a real microbe, fermented milk, besides not an adult. But very smart, hardworking, helps everyone, and if necessary, it can stand up for himself and protect people. A good guy this Petka!
Abstract:
“Oster - to the kids” - this is a series of books by Grigory Oster addressed to children of preschool age. These are kind tales about smart kids who can think and love unusual games. Petka-Microbe is not a nickname. Petka is really a microbe, very useful, works with dairy products, turns them into sour -milk. But besides this, it helps scientists to study different particles, is friends with an sore throat (also, by the way, bacillus) and does a lot of useful things. The book includes selected stories.
For children under 3 years old