Search Results: 262 books from 18 publishers. Learn more

## Polygons

###### Marina Cohen (author)

Publisher: Crabtree Publishing Company ISBN: 9781427195036

Polygons are shapes with a number of sides joined together. They are everywhere! A baseball field is a diamond-shaped polygon. Join Emily at a baseball game and look for different shapes. She discovers that the field is full of much more than baseball players - it's filled with polygons, too.

## Regrouping

###### Claire Piddock (author)

Publisher: Crabtree Publishing Company ISBN: 9781427195043

Betsy helps out at Aunt Essie's Downtown Diner. Supplies, such as straws, are packed in groups of ten. Betsy breaks up tens and make tens as she helps set up and clean up. Read about the restaurant where Betsy learns about regrouping. See how regrouping helps in addition and subtraction.

## Area

###### Dorianne Nardi, Marsha Arvoy (author)

Publisher: Crabtree Publishing Company ISBN: 9781427194992

What is area? It is a measure of space or of a place! The kids in Mrs. Jacksons class are learning all about area, and you can, too. See why area is important, what it is used for, and how to measure area in meaningful ways. Soon you will be measuring area in your own everyday experiences.

## Money Problems

###### Marina Cohen (author)

Publisher: Crabtree Publishing Company ISBN: 9781427195012

Find out how to add and subtract cents when buying or selling something. Brian wants to make a lemonade stand to raise money for the local food bank. How much should he charge for a glass? How much change will customers receive? How much money will Brian raise?

## Place Value: The Next Stage

###### Claire Piddock (author)

Publisher: Crabtree Publishing Company ISBN: 9781427195029

Have you ever built something really big with building blocks? Did you need to use hundreds of blocks? Read about an after-school center, where the toys are counted in ones, tens, and hundreds, and it's easy to see place value in the numbers. Learning about place value is all fun and games at this play center!

## Decimals

###### Claire Piddock (author)

Publisher: Crabtree Publishing Company ISBN: 9781427195005

A pet store is not only a good place to learn about animals, its also a fun place to learn about math! Follow Luis on his pet store adventure and learn about decimals. The animals get involved, toothed goldfish even act out math problems!

## Position and Direction

###### Claire Piddock (author)

Publisher: Crabtree Publishing Company ISBN: 9780778791591

Kids will learn about position and direction by following along with Sam in his family's new home. Where will he put things in his room - top, bottom, inside, outside, behind, in front, above, or below? Other concepts include left and right, and north, south, east, and west.

## Roman Numerals and Ordinals

###### Kylie Burns (author)

Publisher: Crabtree Publishing Company ISBN: 9780778791614

All of the clocks at the amusement park have roman numerals instead of numbers. Young readers will learn how Abby and Ben figure out how to read roman numerals as well as the order of the rides they want to go onfirst, second, and third.

## Using a Calculator

###### Dorianne Nardi Marsha Arvoy (author)

Publisher: Crabtree Publishing Company ISBN: 9780778791638

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.

## Slides, Flips, and Turns

###### Claire Piddock (author)

Publisher: Crabtree Publishing Company ISBN: 9780778791621

Sofia makes a special birthday card for her Grandma by sliding, flipping, and turning shapes. Using the same simple steps, young children will learn about transformations as well as concepts such as diagonal, horizontal, and vertical.

## Probability

###### Marina Cohen (author)

Publisher: Crabtree Publishing Company ISBN: 9780778791607

Ella is trying to decide who to invite over to play. This fun book helps teach children how likely it is that a certain result will happen. Simple activities performed by Ella include flipping a coin, rolling a number cube, and playing a game with a spinning wheel.

## Symmetry

###### Lynn Peppas (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797692

Simple text and colorful photos make learning important concepts easy. Familiar two- and three-dimensional geometric shapes and their properties from home and school are used to introduce children to symmetry and asymmetry, lines of symmetry, and congruence.

## Lines, Segments, Rays, and Angles

###### Claire Piddock (author)

Publisher: Crabtree Publishing Company ISBN: 9780778791577

Grace and Ethan are going to the fair with their Aunt Sarah. Lines and angles are everywhere they look. Young readers will love to follow along with them and learn what lines and angles are.

## The Metric System

###### Paul Challen (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797708

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.

## Math Words and Symbols

###### Lynn Peppas (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797654

Through real-life situations, children will be introduced to the vocabulary of math words and symbols. Fundamental vocabulary such as "greater than" and "less than," and the meaning of symbols such as +, /, =, are all explained with engaging photographs and easy-to-understand text.

## Multiplication

###### Ann Becker (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797661

Through vivid photographs, simple illustrations, and clear text, young readers will discover the basics of multiplication. In the setting of a bakery, readers will explore the relationship between multiplication and addition, the properties of multiplication, and models of multiplication.

## Division

###### Ann Becker (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797647

The world of division is explored in the setting of a hardware store. Through modeling, readers will explore the meaning of division, the connection between division and subtraction, and the relationship between division and multiplication. Appealing photographs and helpful diagrams provide readers with a clear understanding of division.

## Sorting

###### Lynn Peppas (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797678

In this book, young readers will grasp how to count, sort, classify, and organize various sets of items through engaging, everyday activities that kids can relate to. Through simple text and colorful photographs children are introduced to systems for sorting sets of shapes, colors, sizes.

## Subtraction

###### Ann Becker (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797685

This exciting new book helps budding mathematicians discover how to use subtraction. Come along with a museum curator as he prepares a butterfly exhibit. Concepts of taking away, comparing, difference, key words, modeling, and using the algorithms of subtraction are all explained in a fun and real-life setting.

## Place Value

###### Penny Dowdy (author)

Publisher: Crabtree Publishing Company ISBN: 9780778790235

Understanding the place value system is a foundation to all operations as children progress in mathematics education. This book introduces readers to the whole number place values, comparing, and ordering numbers using colorful, engaging images and simple text.

## Measurement

###### Penny Dowdy (author)

Publisher: Crabtree Publishing Company ISBN: 9780778790211

Colorful photographs of measuring tools show the reader how they can measure using common tools at home. This book offers the young reader a clear insight into understanding length, weight, capacity, and temperature.

## Money

###### Penny Dowdy (author)

Publisher: Crabtree Publishing Company ISBN: 9780778790228

This book is filled with full color artworks and images, introducing the young reader to the concepts of currency. Money explains the many concepts of money to primary readers, including understanding the value of unique coins and bills, counting money, and checks.

## Graphing

###### Penny Dowdy (author)

Publisher: Crabtree Publishing Company ISBN: 9780778790198

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.

## Fractions

###### Penny Dowdy (author)

Publisher: Crabtree Publishing Company ISBN: 9780778790181

This book introduces readers to the more formal terms and concepts of fractions while still using ideas that they relate to. Concepts include parts of a group and parts of a whole. Exciting writing and colorful images make this book an enjoyable read.

## Estimation

###### Penny Dowdy (author)

Publisher: Crabtree Publishing Company ISBN: 9780778790174

This book teaches children how to estimate and use estimates in everyday situations. The concepts are illustrated through exciting visuals and simple text.