Anne O'Daly

Not even a gigantic tape measure could capture the height of the tallest buildings in the world, so how do we know this information? Readers learn the answer to this question and more through fascinating photos and intriguing facts that introduce them to the units of height. Imperial and metric measurements are provided to guide readers as they learn about calculating altitude and estimating height. With real-world examples and problems to solve,...

Dogs are popular pets, and readers learn important things about how to care for them in this guide to the responsibility of having a pet. Readers find basic facts about what dogs eat and how they play, but the informative text also dives deeper into basic health care for dogs, proper grooming tips, and so much more. Graphic organizers and full-color photographs of adorable dogs enhance the delightful design, and readers can follow along with a dog-inspired...

An understanding of the states of matter is one that we take for granted every day-when we cook, when we breathe, when we use technology. This title explores the basics of states of matter: solid, liquid, and gas. It delves into the history of some of the

Did you know cheetahs can run 70 miles per hour? How do we know this? In this book, readers learn how to measure speeds like that of a cheetah using a simple formula and metric and imperial units. Diagrams, illustrations, and photographs further illuminate the knowledge presented and help readers fully grasp the concept. A concluding activity teaches readers to measure their own speed and puts their knowledge to the test.

Biochemistry is the study of the chemical processes that occur within living things. Many great scientific minds have researched this crucial topic for hundreds of years. This detailed volume not only explores the history and study of biochemistry and how

For some people, bugs make creepy, crawly, and very cool pets! As readers explore fun facts about insects and spiders, they are encouraged to ask themselves: Is this the right pet for me? They discover what materials are needed to create a safe living space for these creatures, what they eat, and how to interact with them. Fact boxes and graphic organizers provide additional information, and vibrant photographs of different kinds of insects and spiders...

Studying ecology today is more valuable than it has ever been because of pollution and other environmental factors continuing to be a mainstream issue of concern across the globe. This volume engages the reader with bright images of animals and other life in their natural settings and informs readers on what is being done to preserve life. Sidebars and biographies of important figures helps make this a well-rounded learning experience. It is a valuable...

Fish can be fun pets, but it takes work to take good care of them. Readers learn all about caring for a fish - including what a fish eats and how to make sure it's in a healthy environment. Engaging and informative text allows readers to decide for themselves if a fish is the right pet for them and introduces them to different kinds of fish they could keep as a pet. Fact boxes and graphic organizers provide additional information, full-color photographs...

Time is measured in a variety of units, including seconds, hours, days, weeks, and decades. This practice began with the sundials of ancient Egypt, but we still use clocks and calendars today to keep track of our time. This volume guides readers through measuring time, figuring out time zones, and learning about classic and modern timepieces. Through a fun activity and introductions to some famous scientists, readers will gain a better understanding...

To build a house or paint a room, a person must know how to calculate the area of the space. Readers will learn ways to calculate area using height and length through this book's understandable diagrams, illustrations, and photographs. Examples from real-world experiences will bring the exercises to life, and readers can apply their knowledge to solving the math problems featured throughout.