Biology

How did the dinosaurs die? They were the biggest, most powerful animals that ever walked the earth. Now they are all gone -- extinct. Sixty-five million years ago, a giant asteroid slammed into Earth, with devastating effects. Paleontologist Charlotte Lewis Brown and artist Phil Wilson recreate wh... More

Featuring fascinating facts, stories, and activities, this hilarious, fun-filled--and occasionally smelly--guide to centuries-old caca follows dung detectives as they solve the mysteries of what was left behind by creatures long ago. Simultaneous.... More

For ages 5 and up. Full of fascinating facts and figures. Includes glow-in-the-dark toys.... More

Updated to include the most recent breakthroughs First published in 1998, here are the surprisingly fascinating stories of seven diseases that changed the course of human history - updated to reflect new medical and social developments such as: - the ravages of AIDS in Africa, Asia, and other locati... More

- Kids are endlessly fascinated by animals and animal behavior.- Format includes large color photographs, easy-to-read fonts, and simple interior design.- Series features include vocabulary preview and review pages plus special backmatter pages that invite readers to think further on the study topic... More

- Kids are endlessly fascinated by animals and animal behavior.- Format includes large color photographs, easy-to-read fonts, and simple interior design.- Series features include vocabulary preview and review pages plus special backmatter pages that invite readers to think further on the study topic... More

- Kids are endlessly fascinated by animals and animal behavior.- Format includes large color photographs, easy-to-read fonts, and simple interior design.- Series features include vocabulary preview and review pages plus special backmatter pages that invite readers to think further on the study topic... More

This up-to-date examination of the controversial topic of cloning concentrates mainly on the scientific and technical aspects of this form of reproduction, tracing its existence in Earth's primordial seas, to human mastery of plant cloning in the Stone Age, to the rise of mass-produced cloned food i... More

"Norma Fleck Award for Canadian Children's Non-Fiction Honour Book, 2007 Silver Birch Express shortlist, 2008 Canadian Children's Book Centre Our Choice 2007 finalist Canadian Science Writers' Association's Science in Society Journalism Award nominee, Youth Book category, 2007" It hasn't rained in t... More

- Full-color photographs- Table of contents- Informative sidebars- Timeline of key events- Introduction to the author- Glossary of key words and phrases- Comprehensive index- Sources for further research, including Web sites... More

- Perfect combination of biography (100+ pages) and science.- Written in an engaging, easy-to-read style.- All bio subjects are contemporary and active in their fields.- An advisory board of prominent scientists, including Rita R. Colwell, former director of the National Science Foundation, and Alan... More

The reader is given a concept of the life and times when Hippocrates lived. The professions and trades during Hippocrates time are described as well as the early education of youth in ancient Greece. Medicines were not based on science but on driving evil spirits from the body. Hippocrates' scientif... More

The books in this series cover the features of all important school board syllabi, written in a lively manner with plenty of simple, practical activities to enthuse children.... More

The books in this series cover the features of all important school board syllabi, written in a lively manner with plenty of simple, practical activities to enthuse children.... More

The books in this series cover the features of all important school board syllabi, written in a lively manner with plenty of simple, practical activities to enthuse children.... More

The books in this series cover the features of all important school board syllabi, written in a lively manner with plenty of simple, practical activities to enthuse children.... More

The books in this series cover the features of all important school board syllabi, written in a lively manner with plenty of simple, practical activities to enthuse children.... More

In this picture book, the author of more than 150 science books for children teaches them all about the bones that form the skeleton of their bodies.Award winning author Seymour Simon continues his fantastic journey through the human body with this stunning new addition. In "Bones," youngsters will ... More

Something's rotten in ms. Frizzle's class! It's "Accidental Science Project" day. The kids have to bring in the moldiest things they can find in their refrigerators. Everybody agrees that mold is just disgusting! But when they go on a field trip inside a rotting log, they discover that all that dead... More