In this book, readers learn what the clock measures and why knowing how to tell time--in seconds, minutes, and hours--is important. They learn the history of the clocks, including sundials and hourglasses. They also learn how to read analog and digital clocks to tell time. Sidebars instruct math by showing readers how to add and subtract hours.
In this book, readers learn what the calendar measures and why knowing how to measure days, weeks, months, and years is important. They learn the history of the lunar and solar calendars, how days and months get their names, and the different calendars around the world. Sidebars instruct math by showing readers how to add and subtract days.
Readers learn how this simple machine makes it easier to lift, lower, and open things. They learn the three types of levers: first-class, second-class, and third-class. By the end of the book, readers know the difference between complex and simple machines and how levers are used in everyday life to make work easier.
Readers learn how this simple machine makes it easier to move things to different levels. They learn how flatter slopes use less effort than steeper slopes. By the end of the book, readers know the difference between complex and simple machines and how inclined planes are used in everyday life to make lifting and lowering objects easier.
Count backwards from 10 to 1 during one of the most colorful times of year: fall. Learn about the bright, colorful leaves and the trees from which they fall: aspen, birch, maple, oak, chestnut, linden, pine, beech, dogwood, and sweet gum. Watch the animals frolicking in the crisp, autumn air as they get ready for the approaching cold winter. The "For Creative Minds" educational section includes: Plant parts, Leaves--the shape of it all, What Good are Plants?, and Match the Leaves Activity.
This book explains how models help us test new designs and to understand living things. The book includes various types of models, such as scale, graphical, conceptual, and computer models, which are used to analyze how we understand different things.
Hard and soft are examples used to teach about opposites.
From download speeds to the amount of memory left on your hard drive, math is a big part of using computers. Understanding the math that is so important to computers can help you in the classroom and in future jobs. When you're playing computer games, understanding math can even help you have more fun. In Computer Math, you'll learn about how math powers the computers you use every day.
Cooking is a kind of science - you have to get the measurements right to make everything work. It takes math. In Culinary Math, you'll discover how numbers, ratios, and other math help make tasty foods you can cook yourself.
Sometimes you just need to slow down in order to understand what is going on. This book will take things slowly so that you wont miss any important information. Get ready to travel through time using visual representations, rhyming text, and guided instruction, allowing students to understand the working of time! This book will allow students to solve problems involving measurement and estimation of intervals of time.
It is essential that scientists design a plan to ensure their experiments are conducted accurately and safely. Readers will learn how to gather materials, and create a step-by-step procedure to test their hypothesis. Readers will become familiar with controls and variables in a scientific setting.
Science engages a curious mind. Questions can come from practically anywhere. Readers will learn why scientists ask questions and how to develop meaningful questions to help guide their scientific experiments.
Science never stops-even when the experiment is complete. Now is the time to make sense of your data. This title teaches young scientists how to analyze, interpret, and communicate the results of their data.
Sharpen your pencils and put on your goggles! It's time to see science in action! This book helps readers hone their observation and recording skills during an experiment. Students will learn how to effectively collect and record data in a journal, as well as organizing data using graphs, charts, and diagrams.
Sometimes a hunch isn't enough. Learn how scientists make educated guesses called hypotheses to test their theories. A hypothesis is the foundation of the scientific method. Readers will learn how to construct a measurable and focused hypothesis to test in an experiment.
By introducing young readers to the colors of food, they also learn about healthy eating. Eating fruits and vegetables in as many colors of the rainbow everyday ensures that we get all of the important vitamins and nutrients we need to stay healthy.
Ann's grandfather is teaching her how to use a calculator. This simple, engaging book describes the parts of the calculator, what the math symbols on the buttons mean, and how to do simple equations. Concepts explained include addition, subtraction, division, mulitplication and patterns.
This fascinating book takes young readers on a trip to a science lab where they will learn about the metric system. Simple text shows ways of measuring length (meters and centimeters), temperature (Celsius), and weight (grams and kilograms). Comparisons between key metric measurements and similar U.S. customary measurements, such as yards, inches, and Fahrenheit, help children understand the two systems.
This book introduces the concepts of surveys, data, pictographs, and bar graphs with excellent visuals and engaging text. In this book, young readers will understand how numerical data is communicated through graphs.
The sun, moon, and Earth are circles and spheres, and the wings of butterflies contain triangles. This book shows amazing examples of shapes found in nature.
This engaging book looks at human time as well as how time passes in nature. How do animals and plants sense changes in time? What changes do we see in nature throughout a day, month, and year?
This introductory book uses brilliant, close up images of plants, animals, and people to help children compare the relative sizes and weights of natural objects.to describe these properties.
This entertaining new book shows examples in nature that correspond with each color in the rainbow. Children will also learn how to combine certain colors to make new colors.
Classification is one of the first skills that children need to learn. This fun book asks children to observe different creatures to see what makes them the same and different.
The 3-D Shapes illustrated nonfiction books provide the first lessons on three-dimensional shapes. In Prisms, rhyming text and creative illustrations draw attention to prisms that are found in the world around us.
