At a glance
Two books, two players, 50 enigmas: you will only reach the keys if you always work as a team
There is only one rule: never show your book to another! You will have to communicate very well
Linguistic, logical, mathematical, visual enigmas... keep your five senses alert
When you find the key you will always be able to say... Efectiviwonder!
The perfect original gift for those who have a Sherlock Holmes soul
What does it consist of?
Are you and your best friend the queens of puzzles? Do you know a couple of geeks who are professionals at solving puzzles? If you are passionate about challenges, you can't miss ¡Efectiviwonder! * In the pair of books it contains, a couple of researchers will be able to find fifty enigmas organized into three levels of difficulty: elementary, advanced and expert. This book is not like the others: in each one you will find only half of the enigma that you will have to solve and there is only one rule: Do not show your book to your partner. They will be able to talk as much as they need, draw, mime, whatever they want except see both books at the same time. All the puzzles are totally exclusive, they are designed by Regalador's creative team. The biggest challenges to squeeze your brain, train your communication, develop your lateral thinking and exercise your imagination are here. When they solve them all they will only be able to shout... EFFECTIVIWONDER!
—description from the publisher (translated)