Math

Adding with Apes
Gorillas, chimpanzees, orangutans, and other apes are intelligent animals. They share many characteristics with each other, and with us. This similarity, plus the charming expressions and energy of the great apes, is used here to teach readers about addition. Engaging photographs and number sentence...

Adding with Apes
Gorillas, chimpanzees, orangutans, and other apes are intelligent animals. They share many characteristics with each other, and with us. This similarity, plus the charming expressions and energy of the great apes, is used here to teach readers about addition. Engaging photographs and number sentence...

Animal Math
Math certainly is fun when you have a menagerie of animals to help out. This innovative series combines a high-interest topic—animals—with basic math concepts. Enchanting photographs capture beginning readers’ attention and provide support for the age-appropriate text and accompanying math problems....

Compare with Bears
Powerful grizzlies, foraging polar bears, and serene-seeming pandas . . . bears are fascinating to watch and read about. This book uses our natural interest in bears to help readers understand the basic math concept of comparison. Vibrant photographs help students juxtapose various bears and sizes. ...

Compare with Bears
Powerful grizzlies, foraging polar bears, and serene-seeming pandas . . . bears are fascinating to watch and read about. This book uses our natural interest in bears to help readers understand the basic math concept of comparison. Vibrant photographs help students juxtapose various bears and sizes. ...

Counting Lions
Predatory lions prowl the plains of Africa looking for their next meal. People have long been awestruck by these big cats. This book provides a colorful expedition into the lives of these dangerous but beautiful animals while also teaching readers how to count. Students will be able to recite intere...

Counting Lions
Predatory lions prowl the plains of Africa looking for their next meal. People have long been awestruck by these big cats. This book provides a colorful expedition into the lives of these dangerous but beautiful animals while also teaching readers how to count. Students will be able to recite intere...

Near and Far with Birds
The math concept of near and far is much more interesting when wildlife is involved! Ducks, ostriches, parrots, and bald eagles are just some of the colorful, appealing birds displayed in their native habitats. Readers learn many bird facts while developing a better understanding of spatial differen...

Near and Far with Birds
The math concept of near and far is much more interesting when wildlife is involved! Ducks, ostriches, parrots, and bald eagles are just some of the colorful, appealing birds displayed in their native habitats. Readers learn many bird facts while developing a better understanding of spatial differen...

Subtracting with Seals
The shiny nose and playful spirit of seals is combined with fun facts to present a clever way to learn subtraction. Each spread not only shows these cute creatures in their natural environment, but presents a subtraction problem that seems a natural part of learning about this jolly aquatic mammal. ...

Subtracting with Seals
The shiny nose and playful spirit of seals is combined with fun facts to present a clever way to learn subtraction. Each spread not only shows these cute creatures in their natural environment, but presents a subtraction problem that seems a natural part of learning about this jolly aquatic mammal. ...

Tell Time with Turtles
Learning to tell time using a clock is a basic math skill. Learning what turtles do at certain times of the day makes this math lesson a whole lot more fun! In this book, readers spend a day at the zoo learning about turtles while also practicing how to read a clock. More advanced time concepts such...

Tell Time with Turtles
Learning to tell time using a clock is a basic math skill. Learning what turtles do at certain times of the day makes this math lesson a whole lot more fun! In this book, readers spend a day at the zoo learning about turtles while also practicing how to read a clock. More advanced time concepts such...

Area
In order to build a house or paint a room, builders must know an important measuring concept: finding area. Using accessible explanations and illustrations, readers will be introduced to the simple formula for finding area using length and height. Strategies to solve finding area of irregular shapes...

Area
In order to build a house or paint a room, builders must know an important measuring concept: finding area. Using accessible explanations and illustrations, readers will be introduced to the simple formula for finding area using length and height. Strategies to solve finding area of irregular shapes...

Distance
While the ancient Romans had a hand—and foot—in creating our present system of measuring distance, modern technology has taken the idea much further. Today, scientists can measure insects we can’t see with the naked eye, and even specks of dust, using nanotechnology. Readers will learn about this an...

Distance
While the ancient Romans had a hand—and foot—in creating our present system of measuring distance, modern technology has taken the idea much further. Today, scientists can measure insects we can’t see with the naked eye, and even specks of dust, using nanotechnology. Readers will learn about this an...

Height
Exciting pictures and interesting facts will help introduce readers to the ideas and units of height measurement. Including measurements of some of the highest places in the world, readers will be guided through understanding altitude, estimating, and the metric system. Featuring a fun concluding ac...

Height
Exciting pictures and interesting facts will help introduce readers to the ideas and units of height measurement. Including measurements of some of the highest places in the world, readers will be guided through understanding altitude, estimating, and the metric system. Featuring a fun concluding ac...

Measure Up Math
Measurements play a huge part in our everyday lives—including measuring how cold it is outside and measuring how deep a swimming pool is. Readers explore many different kinds of measurements and the mathematical formulas behind them. Helpful diagrams and real-world examples allow readers to form a s...

Speed
For short bursts, cheetahs can reach a running speed of approximately 70 miles per hour. Readers will learn how to measure this incredible speed through a thorough explanation of a simple formula. Relatable examples and math problems accompanied by colorful photos and illustrations will guide reader...

Speed
For short bursts, cheetahs can reach a running speed of approximately 70 miles per hour. Readers will learn how to measure this incredible speed through a thorough explanation of a simple formula. Relatable examples and math problems accompanied by colorful photos and illustrations will guide reader...

Temperature
Measuring temperature can help decide whether someone has a fever, if it’s a good day for a picnic, and whether dinner is done cooking. Readers will cover many aspects of measuring temperature, including how a thermometer works and the most common scales of measurement, Celsius and Fahrenheit. Fun f...

Temperature
Measuring temperature can help decide whether someone has a fever, if it’s a good day for a picnic, and whether dinner is done cooking. Readers will cover many aspects of measuring temperature, including how a thermometer works and the most common scales of measurement, Celsius and Fahrenheit. Fun f...

Time
There are many units with which to measure time, including seconds, hours, days, and even decades. Clocks and calendars make it easier to see time pass, but time is always moving even when we aren’t measuring it. Beginning with the sundials of the ancient Egyptians, readers will learn much more than...

Time
There are many units with which to measure time, including seconds, hours, days, and even decades. Clocks and calendars make it easier to see time pass, but time is always moving even when we aren’t measuring it. Beginning with the sundials of the ancient Egyptians, readers will learn much more than...

Volume
A 10-gallon hat demonstrates the idea of volume and aids readers in learning measurements. Other fun examples and cool facts will engage readers in learning this important math concept. With an introduction to the simple formula for finding volume, this book’s colorful photographs and illustrations ...

Volume
A 10-gallon hat demonstrates the idea of volume and aids readers in learning measurements. Other fun examples and cool facts will engage readers in learning this important math concept. With an introduction to the simple formula for finding volume, this book’s colorful photographs and illustrations ...

Weight
Two objects can be the same size, but not the same weight. Readers will learn not just about pounds and ounces, but also about how density, gravity, and mass affect weight. Using colorful photographs and illustrations of ancient and modern scales, this book will engage readers with fun facts about h...

Weight
Two objects can be the same size, but not the same weight. Readers will learn not just about pounds and ounces, but also about how density, gravity, and mass affect weight. Using colorful photographs and illustrations of ancient and modern scales, this book will engage readers with fun facts about h...