Eyewitness Guides- Crystal & Gem - مشاهدات علمية - البلورات

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Author:
Dr R.F. Symes
Series:
Eyewitness Guides (مشاهدات علمية)
Publisher:
Nahdet Misr Publishing House
Format:
Hardcover
Language:
Arabic
Age Range:
Middle school (11-13 Years)
Grade Level:
6-8 Grade
Quantity:

In Stock

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This book informs the reader all about crystals: its various shapes, sizes, colors, and their various fields of use--from a surgeon's scalpel to silicon chips! Enter the world of the wondrous crystal and gem.

يتناول هذا الكتاب البلورات بمختلف أشكالها وأحجامها وألوانها، ومجالات أستخدامها المتعددة من مشرط الجراح إلى شرائح السليكون

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