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Ibn Khalaf al-Muradi facts for kids

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Ibn Jalaf al-Muradí (MUNCYT, Eulogia Merle)
Al-Muradí portrait.
Fragment of The Book of Secrets in the Results of Thoughts. 11th century
A page from The Book of Secrets.

Ibn Khalaf al-Murādī was a clever engineer from Al-Andalus, which was a part of Spain ruled by Muslims long ago in the 11th century. His full name in Arabic was Abū Jaʿfar ʿAlī ibn Khalaf al-Murādī. He lived during a time when many new ideas and inventions were being created.

Al-Murādī wrote a very important book called Kitāb al-asrār fī natā'ij al-afkār. This means The Book of Secrets in the Results of Thoughts. It was like a secret handbook filled with amazing inventions. This book was even copied and used by King Alfonso VI of León and Castile in Christian Spain during the same century.

Al-Murādī's Amazing Book

What is The Book of Secrets?

The Book of Secrets is a special old book, known as a manuscript. It shows how to build many complicated machines. Imagine a book full of blueprints for incredible inventions! It describes many different kinds of clever devices and complex clocks.

Clocks and Clever Machines

One of the most famous inventions described in the book is a "Castle and Gazelle Clock." This was a very advanced clock for its time. The book also explains how to build many other smart machines. These devices showed how skilled engineers were in the 11th century.

Bringing the Past to Life

Modern Discoveries

In 2008, The Book of Secrets by al-Murādī was brought back to life. A group called Leonardo3 published a special copy of the book. This copy was a "facsimile," which means it looked exactly like the original old book.

Seeing Inventions in 3D

This new edition of the book was very special. It was translated into English, Italian, French, and Arabic. Even cooler, it came with an electronic version. This e-book showed all of al-Murādī's machines in 3D! This means you could see how they worked as if they were real.

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