Some teachers of biochemistry think it positively beneficial for students to struggle with difficult mathematics. I do not number myself among these people, although I have derived much personal pleasure from the study of mathematics and from applying it to problems that interest me in biochemistry. On the contrary, I think that students choose courses in biochemistry out of interest in biochemistry and that they should not be encumbered with more mathematics than is absolutely required fo...

Some teachers of biochemistry think it positively beneficial for students to struggle with difficult mathematics. I do not number myself among these people, although I have derived much personal pleasure from the study of mathematics and from applying it to problems that interest me in biochemistry. On the contrary, I think that students choose courses in biochemistry out of interest in biochemistry and that they should not be encumbered with more mathematics than is absolutely required fo...

From the Master Geek and National Living Treasure"Dr Karl is Australia's incumbent President of Science" The Age"There's no topic on which Dr Karl does not have an interestingly expressed opinion" The Weekly ReviewFrom things that fall from the sky (great green globs!) to the birth of the moon, exploding stars, wooden spaceships, life in deep space, this bird's eye view of the universe takes us all...

Good friends come in all shapes and sizes!Unlikely Friendships, the runaway New York Times bestseller with a compelling message of hope and friendship and differences overcome, is rewritten just for younger readers. This hardcover chapter book for children ages seven and up collects five heartwarming true stories of animal friendship: a hippo and the goat who is his best friend, an iguana that snuggles with a cat, a dog that takes care of a blind deer, a cat and o...

This book is a shortened version of our popular "Clown Fish: Friends of the Stinging Anemone" and is intended for beginning readers. With only 789 easy to read words, young children can experience for themselves the joy of learning about the clown fish. They will find out the answers to these questions:What colors can a clown fish be?Why are they called clown fish.Why do the clown fish and the sea anemone like to live together?What sounds does a clown fish make?...

In this comprehensive and entertaining resource, David Macaulay reveals the inner workings of the human body as only he could. In order to present this complicated subject in an accurate and entertaining way, he put in years of research. He sat in on anatomy classes, dissections, and even reached inside the rib cages of two cadavers to compare their spleen sizes. He observed numerous surgeries, including a ten-hour procedure where a diseased pancreas was removed, as well as one where a wor...

How did the great scientists make their remarkable discoveries? And what kind of men were they? This companion volume to Great Inventors and their Inventions introduces the work of nine men to younger readers, and ranges from the world of Ancient Greece to the 20th century discovery of DNA. Included are the crucial discovery that the earth goes round the sun (Galileo), the principle of gravity (Newton), the evolution of the species (Darwin) and the principle of inherited characteristics or ge...

Are zombies real? As far as we know, dead people do not come back to life and start walking around, looking for trouble. But there are things that can take over the bodies and brains of innocent creatures, turning them into senseless slaves. Meet nature's zombie makers—including a fly-enslaving fungus, a suicide worm, and a cockroach-taming wasp—and their victims.

What does it take to be "top dog?" In this illustrated exploration of the animal kingdom, Caldecott Honor winner Steve Jenkins introduces readers to some of the most powerful predators in history, from the Tyrannosaurus rex to the African Siberian tiger.Using his signature cut paper art style, Jenkins illustrates how these animals dominate their different ecosystems using speed, strength, and even cooperation and cunning.Take a trip through history and discover apex predato...

A practical guide for kids aged 7-11, by popular Really Wild Show presenter Nick Baker, full of exciting things to see and do pretty much everywhere.The habitat explorers are a series of four books containing numerous step-by-step projects to lead the curious young naturalist off down a path of exploration. These guides are not simply a tick list of things you can see (though they teach all those basic identification skills): rather they encourage kids to see what's around them by ...

The aim of this text is to increase your understanding of the methods employed for improving the quality of printed circuit boards (PCBs) in a practical manufacturing environment, by discussing printed circuit board faults and the test strategies implemented to detect these faults. This text emphasizes in-circuit testing as a prime test and diagnostic technique. Test strategies are described - implementing functional board testers, in-circuit board testers, in-circuit analyzers, and loaded...

This book explains what an ecosystem is and how the plants and animals within an ecosystem rely on and affect the ecosystem's existence. Different types of ecosystems are described, as well as the food webs within them. Through its presentation of how some changes to an ecosystem can be good while others are harmful, students discover the important role they can play in keeping ecosystems alive and well.