52-story tree house

An incredible house that keeps expanding! Now it has 13 new floors, including a room for splitting watermelons, a wave machine, a real-life version of the board game «Snakes and Ladders» with real stairs and real snakes, a jet carrot... launcher, a Ninja Snail Training Academy, and a high-tech detective agency with all the latest high-tech detective technologies! Wow-wow!
Once again, FANTASTIC new exciting adventures of two friends that you already know very well!
Mr. Nosatenko has disappeared! Solving the case of the disappearance of such an important figure can only be accomplished by very clever detectives fully equipped. Fortunately, the 52-story tree house has a disguise machine, a criminal detector, and even a soothing powder. So what is there to tell, jump into the flying car and hurry to search for evidence together with the kids!
Why you should buy it:

This book is already the FOURTH in the most popular series that made it to The New York Times bestseller lists.
Exciting adventures that immerse even the hardest-to-make-read children into the world of reading.
A story about true childhood. With antics and a touch of craziness. Remember yourself! After all, mischief is part of childhood!
The book will teach the value of true friendship and mutual support in any situation.

Collect the series collection, as there are many more interesting adventures ahead, and the house will continue to grow! Build emotions as a whole family!