Leonardo and the Osmium Cube

All Rights Reserved ©


The year is 2108. Menacing messages of extraterrestrial origin begin to be transmitted to our planet. Faced with the possibility of an imminent alien attack, an authoritarian organization called the World Union (UM) begins to gain more and more followers and a centralizing and tyrannical government is installed on Earth. Leonardo is a sixteen-year-old boy who lives in the midst of this unpromising scenario. After discovering, hidden in his father's old plane, a strange object made of a very rare metal, called osmium, he, together with his inseparable friends, Conrado and Paula, must unravel a series of challenges to assemble a puzzle that will take him to face the sovereign of a and live many adventures in various parts of the world, the Mediterranean islands of Scandinavian forests. The fable is filled with interesting characters, mysteries, Greek mythology, science fiction and libertarian ideas. In the world ruled by the World Union, nothing is as it seems. As stated by the organization's supreme leader, "no one is more effectively enslaved than those who falsely believe they are free". If you believe you are genuinely free, then you definitely need to read this book.

Adventure / Mystery
Age Rating:



and the


Copyright © 2020, A. C. Duarte

Leonardo and the Osmium Cube

All rights reserved and protected by Law.

This book, in electronic format, is for individual and non-transferable use, and its transmission to third parties is subject to the applicable criminal sanctions.

No part of this book, without prior written authorization from the author, may be reproduced or transmitted by any means employed: electronic, mechanical, photographic, recording or any other means.

Author: A . C. Duarte


- CHAPTER ONE - The History test

- CHAPTER TWO - The mystery of the barn

- CHAPTER THREE - The Council meeting

- CHAPTER FOUR - The osmium cube

- CHAPTER FIVE - The escape through the forest

- CHAPTER SIX - Following the hunter

- CHAPTER SEVEN - Larissa’s rescue

- CHAPTER EIGHT - Unmasking Odysseus

- CHAPTER NINE - Lisa’s kidnapping

- CHAPTER TEN - The II Renaissance

- CHAPTER ELEVEN - The Ithaca library


- CHAPTER THIRTEEN - The Cave of the Nymphs


- CHAPTER FIFTEEN - The invasion

- CHAPTER SIXTEEN - Larissa’s house

- CHAPTER SEVENTEEN - Authorization



- EPILOGUE - Twenty

- APPENDIX - The thirteen cantons

Continue Reading Next Chapter
Further Recommendations

lbs213: Good story line moving on to the next one!

micheleboulton1966: I actually didn't really think much of it at 1st but i thought i'd give it at least 3/4 chapters but it wasn't even at end of chapter 2 it started getting good and keeps getting better.

Ngozi Eluagu-ekeledo: Wonderful story, wish there will be a sequel because I enjoyed reading this piece.

parinazz: It’s the best story book I have read till now.The story line, the plot it’s amazing!It’s so addictive.

donut_girl: This is really good PLS update soon

cazfarrington1: A thoroughly enjoyable read. I connected with the characters and the plot from the first word to the last. I am curious about Vance's story and wonder if this will emerge in future books.Thanks to the author for giving me hours of reading pleasure.

Hilvi: Short, interesting and sweet, JMFelic is always entertaining and her imagination is wild! :-) keep writing

janemoniq07: A fabulous mini series... i loved reading them all. Its simply amazing. You are a wonderful writer. Keep on the great work 😍😍😍

anjuprajith: Òk grammar needs to be better

More Recommendations

Bushra Talpur: Wow eilish rose really waiting for next chapter

grasseshelby: The storyline was great. Wish it had not jumped around so fast.The characters were good but didn’t take time to develop them. Will there be a #2. And finish the story about her little girl.

Cary Marin: If you are searching for something quick and lovely, this is a perfect read🥰

Stormie Stafford: Never a dull moment. The characters are amazing and realistic.One of the best stories I've read.

Louren Reis: I love the book because it’s characters are really real and they show lots of emotions with everything I do feel like maybe her loosing her memória was a little to much but I got over it

Aaclar Lim: I like the magics and the suspense of whta is going to happen nextI will definitely recommend this book to my greatnieceBecause I love how the story is plotted.Marvelous!!

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