Learn how builders use perimeter and area to build towns and cities! Perimeter and area are important measurements that help builders design homes, parks, and more! This charming title teaches children how cities are built, while giving them great examples to practice calculating perimeter and area, improving their mathematical skills through STEM themes. With easy-to-read text, engaging practice problems, clear mathematical diagrams, and an accessible glossary, this title gives readers everything they need to make these calculations with ease. By the end of this book, readers will feel very familiar with perimeter, area, and grid patterns.
Explore shipwrecks to learn about underwater archaeology and mapping coordinates! This title encourages readers to familiarize themselves with coordinate planes by finding intersections between lines of latitude and longitude. Using geometry, STEM concepts, and an understanding of coordinate planes, readers can follow along as marine archaeologists find and explore shipwrecks! This exciting title uses vivid images, easy-to-read text, engaging practice problems, clear mathematical charts and diagrams, and a glossary to make mathematics feel simple and fun. Math can be so adventurous!
A pond may seem quiet and subdued, but this unique ecosystem is filled with active life cycles. Students learn what distinguishes a pond from other bodies of water, the plant and animal life within it, and how their life cycles contribute to the pond itself.
Readers learn all about tropical and temperate rainforests and the differences between these two unique biomes. Rainforests are filled with wonder and mystery, from the tall trees in the canopy to the dark and damp leaves on the forest floor. The plants and animals that inhabit these rainforests are varied and exotic. They depend on the rainforest, as does the rest of the world.
Hurricanes plague the tropics from June through November. Some years bring just a handful of storms. Other years, meteorologists run out of names because there are so many. Readers learn how and where these storms form and the dangers they pose to the land and people who live in Gulf and Atlantic coast regions.
Readers learn all about wetlands and their complex interactions with plants and animals in this colorful title! Although wetlands don't necessarily need to be covered in water all year long, most areas are pretty wet. Whether they are freshwater or tidal, they play a key role in the health of the Earth. They provide homes for many different kinds of plants and animals that are well adapted for the soggy conditions.
Readers will be amazed to discover that every time they climb onto bicycles and ride like the wind, they are defying gravity! This book explains the physics and history behind bicycles, skateboards, and surfboards. Readers learn what happens from the simplest movement of rolling forward to more complex tricks and stunts of jumping and spinning. Readers will never look at bikes, skateboards or surfboards the same way again.
Readers won't have to disassemble their favorite toys to discover what makes them work. This book explores electric, magnetic, and motion-powered toys from design to function. It introduces readers to six simple machines and explains how they use force and motion to do work. Not every toy is a technological marvel. Readers learn about time-honored favorites including the rocking horse, Slinky, and rattles.
Sports offer opportunities for readers to learn and apply concepts and principles related to force and motion. Readers learn how science plays a critical factor in any athlete's quest to be the best at his or her sport. They read how mass is related to acceleration and velocity. Physics and aerodynamics affect many sports and help athletes strategize their next moves against their opponents. This book covers a variety of interesting sports suitable for the casual to the most fanatic sporting enthusiast.
Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, who works against it, and all other forces that contribute to a successful dive or climb. After reading this book, readers can decide if they will ever be interested in engaging in one of these extreme sports.
The need for speed is the motivating factor in this engaging book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther.
Learn how the concepts of elapsed time and measurement relate to hosting the Olympic summer games! Review the history of the Olympics and explore math along the way! This exciting title provides readers with fun examples, easy-to-read text, STEM topics, mathematical graphs and charts, and helpful practice problems, giving them all the tools they need to feel confident measuring time!
Learn how estimation and approximation theory can be helpful when natural disasters strike! This informative title tells the stories of Hurricane Katrina, tornadoes and thunderstorms in Oklahoma, and a tsunami in Indonesia. All of these natural disasters were very dangerous and devastating, but estimations and predictions saved lives! This title teaches readers about the properties of natural disasters, while reminding them how vital mathematics can be! Children can explore the math behind these natural disasters through practice problems. These practical examples, along with vibrant images, clear mathematical diagrams, easy-to-read text, STEM themes, and an accessible glossary, will keep readers engaged and will re-enforce the importance of mathematics.
Using examples from some of the most popular Olympic sports, this captivating title will have readers excited and eager to learn all they can about telling time and timing accuracy! Vivid photos and a colorful timeline combine with easy-to-read text, STEM topics, and mathematical charts and graphs to give readers an inside look into sports technology while providing opportunities to practice time measurement. With the accessible glossary, index, and step-by-step instructions, readers will have all the tools they need!
Practice measurement while learning all about sharks! These exciting creatures will fascinate children as they improve their mathematical and STEM skills, using familiar units of measurement to measure sharks and their ocean environment. With exciting images, simple practice problems, easy-to-read text, clear mathematical charts and diagrams, and an accessible glossary, this title will leave readers more confident in their measurement skills, encouraging them to measure things in their daily lives as well!
Go on a journey through land, air, and sea to learn all about reading maps! This exciting title familiarizes readers with many different types of maps, teaching them about map symbols, keys, compasses, and grid coordinates. From street maps to moon maps, maps are used every day, everywhere! Vibrant images, clear mathematical charts and diagrams, relatable practice problems, and an accessible glossary all work together to engage children and improve their map reading and STEM skills.
Learn all about maps in this informative title! This book teaches readers how to read maps, introducing them to symbols, keys, compasses, grid coordinates, and map ratios. Find symbols on a map! Identify the coordinates of a point on a map! Use map ratios and mathematical and STEM skills to determine distances on a map! With vibrant images, clear mathematical charts and diagrams, simple practice problems, and an accessible glossary, this book gives readers plenty of opportunities to practice reading maps with ease.
Practice multiplication and division at the bake sale! This charming title engages readers with tasty recipes while encouraging them to apply their mathematical, problem-solving, and STEM skills in daily life. Follow the story of a boy and his grandpa baking muffins for a bake sale. Divide 144 muffins into three batches of 48 to make sure they can all fit in the oven! Practice fractions with simple long division! Fun examples, vibrant images, an accessible glossary, clear mathematical diagrams, and easy-to-read text keep these mathematical concepts feeling easy and fun!
Learn about natural measurements that people used in the past! Before people used inches, meters, pounds, and hours for measurement, they used body parts, the sun, stones, and seeds to measure weight, length, time, and more! Learn how to use a sun dial! This exciting title will engage readers as they improve their measurement and STEM skills, solving fun practice problems.
Take a trip to the fire station to learn how firefighters use measurement to put out fires! This engaging title takes young readers through the history of firefighting and the development of fire engines, teaching them how firefighters have measured extinguishing water throughout the years. Firefighters used to carry three-gallon buckets of water to toss on a fire! Some old water tanks held 90 gallons of water! These fun facts, paired with related practice problems, help readers learn more about measurement, volume, perimeter, and STEM topics.
Practice time measurement by timing races! Racing is all about having the fastest time, so accurate time measurement is very important for athletes! Young readers will learn all about how athletes measure racing times and will practice their mathematical and STEM skills. The vibrant images, fun practice problems, and helpful mathematical charts in this title make time measurement seem exciting and simple!
Learn the basics of measuring time in this engaging title! Review the history of time measurement, seeing many ways people have measured time in the past and continue to today! In the past, people used sundials, water clocks, and sandglasses to measure time. Now, we have very accurate and widely used units of time, like months, days, and years. Learn all about units of measurement, time zones, daylight savings time, and STEM themes! Vibrant images, simple practice problems, and helpful mathematical diagrams simplify time measurement so readers will feel more confident measuring time in their daily lives.
Everyone is a trader in the world of trade! While most readers use money to trade things, people used to barter and bargain! Teach young readers how they can trade things every day by buying or selling goods and services. Vibrant images, practical examples, diagrams, and mathematical charts all make it fun and easy to learn more about trading. Children will learn about all sorts of markets, including floating markets, online markets, and the stock market. This book introduces readers to the world of commerce, encouraging them to practice number patterns and various mathematical and STEM skills.
This appealing biography will have children engaged and inspired as they learn about Gregor Mendel and his discovery of how genetics works. The supportive text, accessible glossary, and helpful index work in conjunction with the intriguing facts and alluring images to provide readers with an interesting look at such topics as DNA, genetics, alleles, dominant and recessive genes, Mendel's Law of Heredity, and more! A stimulating lab activity is featured to further excite readers about the fascinating world of genetics!
Jane Goodall is the world's leading authority on chimpanzees. This inspiring biography will have readers engaged and delighted as they learn about Goodall's life as a primatologist amongst the chimps and how her incredible research changed the way scientists view these amazing animals. Through vibrant photos, captivating facts, and easy-to-read text, readers will discover such topics as ethology, extinction, field research, DNA, and genes, as well as the various types of apes--from orangutans to gorillas. A captivating hands-on lab activity is featured to encourage readers to explore other aspects of science!