موسوعة العلوم والتكنولوجيا: الأدوات

Description

Tools are the topic of this volume: the instruments and devices people have made to ease their work and extend what they can do. It introduces young readers to the many ways tools help us.

Part of the Science and Technology Encyclopedia, a comprehensive reference for young readers and students that presents modern inventions in a simple, engaging scientific way. It uses explanatory pictures and drawings, questions and answers, and a glossary of terms. Text in Arabic.