Earth Watch is an introduction to ecology and environmental science. Each book looks at the world around us, how it is changing, and how we can help to keep the balance of nature. The straightforward text is accompanied by clear photographs, diagrams, fact boxes and action panels.
This book is about the joy and excitement of understanding what is really causing things to happen in the physical world.
Everything you need for school projects and homework use the book to discover and explore hundreds of topics visit the constantly updated homepage at WWW.EARTH.DKE-EXPLORE.COM to access the best website for every topic. Download more than one hundred amazing FREE images Browse through the safe, age-approriate, and expertly selected links.
Berbagi percobaan yang dapat dilakukan untuk mengenal prinsip kerja udara.'
Buku ini menjelaskan prinsip ilmiah dasar melalui teknik-teknik seni yang berbeda. Percobaan sederhana yang terdapat dalam buku ini selain merangsang kreativitas seni juga akan menghasilkan penemuan ilmiah.'
That spaceship is Earth, and it has everything on board that we need to survive: water, food, and air with oxygen. Unlike a space shuttle, Earth is able to renew its resources.'
A new generation of illustrated pocket books, systematically organized for easy access to information. And contains diagrams, charts, maps, glossary, and index.'