Jennifer Swanson

Scientists believe that all forms of life developed from earlier types of living things through a process called evolution. In this intriguing and engaging narrative, readers learn that living organisms must adapt to survive as their surroundings change. By studying the developmental history of everything from single cell organisms to complex vertebrates, readers are presented with the evidence for evolution provided by the fossil record. Charles...

Getting from one place to another sounds easy if you are on a straight piece of land, but what if you have to get over-or under-a body of water or a deep gorge? Build a bridge! Bridges! With 25 Science Projects for Kids introduces readers ages 7 to 10 to the concepts and vocabulary of bridge construction through the lenses of history, science, engineering, math, and technology.

This book explains the principles of flotation upon which submarine technology is based. The title explains how submarines operate and their various parts. The book also discusses the history of submarines and how they are used today.

Everything moves! Kids run around the playground, cars drive on the road, and balls fly through the air. What causes all this motion? Physics! Forces and motion rule the way everything moves through space. In Explore Forces and Motion! With 25 Great Projects, readers ages 7 through 10 discover that the push and pull of every object on the planet and in space depends on how a force acts upon it. Things float because of a force called buoyancy, we stick...

Love to work with animals? Want to study them in the wild? Wish you could become a zookeeper? Become a zoologist! Zoology is the study of everything having to do with animals, including how and why they look, act, and behave in their environments and with other animals. As a zoologist, you might go on an expedition to Africa to study how elephants solve problems. You could take care of tigers at a zoo. You might even study how climate change can affect...

The differences and similarities between the deep ocean and outer space.

Introduces engineering concepts through twenty-five simple experiments that involve building several bridge and tunnel models.

"This Big Fat Notebook covers everything you need to know during a year of high school chemistry class, breaking down one big bad subject into accessible units. Learn to study better and get better grades using mnemonic devices, definitions, diagrams, educational doodles, and quizzes to recap it all"--

Scrub all you want, but you'll never get your body entirely clean. From rash causing itch mites to bacteria swimming in your stomach, meet the tiny creatures hitching a ride on your body.

Have you ever wondered how astronauts stay healthy in space? What if an astronaut gets sick on the space station? Does snot run in space? This fascinating look at space and medicine explores how scientists and physicians study astronauts in space, how they help keep them safe, and what we've learned about the human body through space exploration. Questions from real kids and answers from astronauts combine for an out-of-this-world exploration of health....