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This brand-new series highlights some of the major contributions women have made in the world of science.What shapes our planet? Women have been answering the question for centuries on many levels. Scientists such as Marie Curie have investigated the building blocks of matter, and the physical forces that act upon them. Geologists have studied the rocks beneath our feet by venturing dangerously close to erupting volcanoes, and have figured out what lies at Earth’s center and why its surface moves as it does. Women have also led the way in exploring the planet’s atmosphere and the causes and effects of climate change, the most urgent problem scientists are trying to solve. This book tells their stories and describes their vital contributions.

This brand-new series highlights some of the major contributions women have made in the world of science.From studying stars and discovering comets to flying into space as pioneering astronauts, women have been central to learning about space. Female astronomers gave us our first understanding of how large the universe really is and how much matter it contains. They were key to designing humans’ first rocket-powered flights into space. And as soon as women could go into space themselves, they were eager to do so: some 65 women have now become space travelers. This book tells their stories and describes their vital contributions.

"This book looks at causes and treatments of obesity with real-life examples from kids who have experienced them"--

Everything a young reader needs to know about pink eye: what it is, how it happens, what the symptoms are, and how it is treated. The text also presents real-life stories of kids who experience pink e

"This book looks at causes, symptoms and treatments of head lice with real-life examples from kids who have experienced them"--

Unlock the secrets of the mighty Romans—one of history’s greatest people. Journey across the world as you track down the Roman Empire. Find out what it meant to be a slave and how you could work your

Step back in time to Ancient Greece—one of history’s greatest civilizations. Find out how the fearsome hoplite soldiers fought. Discover Greek’s gorgeous goddesses and mighty gods. Find out how sooths

Take a tour along the Nile and visit Ancient Egypt. Peer inside the pyramids to find the treasure within. Unravel mysterious mummies and learn how the Egyptians had death wrapped up. Read hieroglyphic

Everything a young reader needs to know about allergies: what they are, how they are caused, what the symptoms are, and how they are treated. The text also presents real-life stories of kids who exper

Introduces the life cycle of a frog, describing how frogs lay eggs, tadpoles hatch, sprout legs, and grow up to be frogs, starting the cycle over.

Introduces a turtle's life cycle, explaining how it grows, develops, and reproduces.

Introduces farm machines and shows what they do.

Introduces the life cycle of a butterfly, explaining how it begins life, grows, and reproduces.

Describes the types of plants that are grown on the farm throughout the year and the different things they are used for.

Simple text and photographs describe the many different jobs done on farms.

This series introduces readers to the food groups and the idea that some foods are healthier than others. It uses simple comparisons to look at different foods, identifying healthy options on the way.

This book gives a first introduction to meat and protein. Simple comparisons are used to explore this group, and suggestions for healthy eating are offered.

This book gives a first introduction to milk and cheese. Simple comparisons are used to explore this group, and suggestions for healthy eating are offered.

This book gives a first introduction to fruits. Simple comparisons are used to explore this group, and suggestions for healthy eating are offered.

This book gives a first introduction to vegetables.Simple comparisons are used to explore this group, and suggestions for healthy eating are offered.

This book gives a first introduction to grains and starchy foods. Simple comparisons are used to explore this group, and suggestions for healthy eating are offered.

This series introduces children to the animals, plants, and activities on a farm. The simple text and pictures take students on a tour of the farm, showing the jobs that must be done, the changing se

This book uses colorful photos and simple, leveled text to introduce children to the jobs done on farms around the world.

This book uses colorful photos and simple, leveled text to introduce children to the plants found on farms around the world.

This series provides a first introduction to plant and animal life cycles, exploring how living things grow and reproduce. Readers will learn how new life begins and develops, with an emphasis on the

This series provides a first introduction to plant and animal life cycles, exploring how living things grow and reproduce. Readers will learn how new life begins and develops, with an emphasis on the

This series introduces children to the animals, plants, and activities on a farm. The simple text and pictures take students on a tour of the farm, showing the jobs that must be done, the changing se

This book uses colorful photos and simple, leveled text to introduce children to how the changing seasons affect life on a farm.

Describes the characteristics, varieties, behavior, diet, and enemies of fireflies.

Introduces the physical characteristics and behaviors of cockroaches.