Rooney, Anne

Readers are put in control of a space mission to Mars in this fun book that teaches about math topics such as angles, decimals, and probability. Math puzzles and exercises help children use their math skills to navigate past comets, dodge asteroids, and land on the surface.

Fun pictograms and infographics about planet Earth make learning about math topics such as volume, scale diagrams, division, and number lines easy and fun. In this book, readers go on a mission to protect threatened areas around the world and use their mathematical skills to measure geysers, protect forests, and check on glaciers. Math puzzles and exercises help children build confidence in their math skills.

Describes what life was like before vaccinations. Discusses how diseases affect the human body, the discovery of vaccinations and how they work, herd immunity, and vaccine safety. Features fact boxes, activities, a timeline, a glossary of terms, and information on top vaccines.

Uses humor in both text and illustrations to describe the beneficial roles insects play.

"What is it like to witness an earthquake? This book looks at the Haitian and other earthquakes, using firsthand accounts to describe events and people's experiences, providing multiple perspectives from eyewitnesses, survivors, the emergency services, scientists, and the media."--Provided by publisher.

"Fun pictograms and infographics about planet Earth make learning about math topics such as volume, scale diagrams, division, and number lines easy and fun. In this book, readers go on a mission to protect threatened areas around the world and use their mathematical skills to measure geysers, protect forests, and check on glaciers. Math puzzles and exercises help children build confidence in their math skills."--.

Uses humor in both text and illustrations to describe how antibiotics were developed and what methods were used to fight infections and disease before antibiotics were available.

Explores the science and technology of sound from sound effects in video games and movies to concerts at stadiums.

"Over the last five centuries, optical engineers have created world-changing instruments and technologies, such as telescopes, microscopes, cameras, and televisions. Learn how the study of light and vision can be combined with the engineering design process to turn a bright idea into a reality."--P. [4] of cover.