biology

Text and illustrations explore the organs of the human body and how they work.

Diagrams and full-color photographs and illustrations, paired with accessible and informative text, showcase how the heart works and what its job is in the human body.

Bloodstains provide clues as to how a crime had been committed. When a speck of blood falls on a surface, it leaves a shape and stain. This is called bloodstain evidence. Each individual carries DNA that is unique to him or her, except for identical twins.

"In 1918, Philadelphia was a city teeming with promise. Even as its young men went off to fight in the Great War, there were opportunities for a fresh start on its cobblestone streets. Into this bustling town, came Pauline Bright and her husband, filled with hope that they could now give their three daughters--Evelyn, Maggie, and Willa--a chance at a better life. Their dreams are short-lived. Just months after they arrive, the Spanish Flu reaches the shores of America. As the pandemic claims more than twelve thousand victims in their adopted city, they find their lives left with a world that looks nothing like the one they knew. But even as they lose loved ones, they take in a baby orphaned by the disease who becomes their single source of hope. Amidst the tragedy and challenges that surround them, they learn what they cannot live without--and what they are willing to do about it"--Provided by publisher.

"Carefully leveled text and vibrant photographs introduce early readers to the career of biologist. Includes infographics, an activity, glossary, and index"--Provided by the publisher.

This title looks at the way weather and camouflage helps keep animals stay safe against predators by changing color or blending in with their surroundings.

Lily, who has attention-deficit hyperactivity disorder, and Abelard, who has Asperger's, meet in detention and discover a mutual affinity for love letters--and, despite their differences, each other.

An unidentified virus wipes out most of the Earth's population and Leon, his mother, and younger sister Grace, who just moved to London from New York, must run for their lives.