Open the flaps of this book and dive into the watery world beneath the waves. Explore coasts, coral reefs and mangrove forests, and find out what lives in the deepest, darkest part of the ocean.

Take a trip around the world in this fascinating book. Find out what the Earth is made of, who lives in steamy rainforests, how rivers flow into the sea, and much more.

Everything you need to create exciting thematic science units can be found in these handy guides. Developed for educators who want to take an integrated approach, these guides contain resource lists, reading selections, and activities that can be easily pulled together for units on virtually any science topic. Chapters identify

Everything you need to create exciting thematic science units can be found in these handy guides. Developed for educators who want to take an integrated approach, these guides contain resource lists, reading selections, and activities that can be easily pulled together for units on virtually any science topic. Chapters identify

A lot of water passed under - and often over - the Obsidienne before it was safely home in Australia. This is a personal account of that journey, from the Atlantic, through the Panama Canal, and across the Pacific Ocean; it is a story of one man's dream - and