## What comes in sets?

###### Minta Berry (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196507

This engaging title introduces young readers to the concept of equal sets. Decodable text and image support help readers identify familiar things that come in pairs, sets of threes, fours, fives, and more. The book uses relatable objects, such as four legs on a table and five fingers on a hand, to teach the concept of sets. Readers are also encouraged to find their own number set examples in their everyday lives.

## Beginner Word Problems

###### Minta Berry (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196453

This entertaining book takes the problem out of understanding beginner word problems. Readers will learn how to develop a step-by-step plan or strategy to solve basic word problems. This title uses real-life situations to model the problem-solving process for readers to teach skills such as identifying key information to determine which math operation is required, using drawings and models to see the problem, and carrying out the plan and communicating answers.

## Perimeter

###### Minta Berry (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196477

This informative book introduces readers to the concept of perimeter using real-world examples. Through modeling, readers will learn that perimeter is calculated by adding together the length of each side of a figure. This title also explains how to measure the perimeters of familiar places, such as classrooms and football fields, by using addition and multiplication.

## Word Problems: Mass and Volume

###### Helen Mason (author)

Publisher: Crabtree Publishing Company ISBN: 9781427191991

Word Problems: Mass and Volume uses an engaging narrative and authentic, real-world problems to teach readers strategies to solve one-step word problems involving mass and volume. The text models the problem-solving process for readers and provides hands-on opportunities for readers to apply their own problem-solving skills. Readers will discover that there is often more than one way to solve a problem.

## Length Word Problems

###### Helen Mason (author)

Publisher: Crabtree Publishing Company ISBN: 9781427191984

This book offers readers insight into solving length word problems. Designed to support the Common Core State Standards, this title includes strategies such as using drawings, symbols, and number lines to solve problems. Real-world examples and engaging text make learning meaningful to young readers.

## Dinosaur Numbers

###### David West (author)

Publisher: Crabtree Publishing Company ISBN: 9781427193223

Four hungry Torosauruses are chasing three fast Mynonykuses. One of them is not going to get lunch! Kids will love counting dinosaurs in this exciting book about numbers.

## Dinosaur Shapes

###### David West (author)

Publisher: Crabtree Publishing Company ISBN: 9781427193230

Count the circles on Billy's bike as he tries to catch up to his pet Hypsilophodonts. Kids will enjoy looking for shapes in this entertaining book that puts kids and dinosaurs together in everyday situations.

## Comparing Fractions

###### Minta Berry (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196460

This engaging title builds on the material covered in the Fractions title in this series. Readers will develop an understanding of fractions as numbers. Easy-to-follow text and supportive images help readers recognize and generate equivalent fractions. Readers will also learn how to compare two fractions with the same numerator or the same denominator and represent fractions on a number line.

## Time Word Problems

###### Lisa Colozza Cocca (author)

Publisher: Crabtree Publishing Company ISBN: 9781427191977

Engaging narrative, vivid photographs, and real-world examples combine to teach readers how to solve time word problems. Readers will learn how to measure time intervals in minutes and represent authentic time problems on a number line diagram.

## Building Sets of Ten

###### Minta Berry (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196484

Understanding how to make ten is a key building block in the base-ten system. In this engaging title, young readers explore different number combinations that make up the number ten. Easy-to-follow text and colorful images introduce readers to the concept of a fact family and related facts. The text also models how readers can use their fact family knowledge to solve missing addend questions that equal ten.

## Calendar Math

###### Lisa Colozza Cocca (author)

Publisher: Crabtree Publishing Company ISBN: 9781427191960

Calendar Math provides an ideal introduction to measuring time. From the days of the week to months of the year, readers will learn the different ways a calendar measures time. Vivid full-color images and entertaining narrative text model concepts such as patterning, comparing and contrasting, and solving simple problems.

## Patterning

###### Minta Berry (author)

Publisher: Crabtree Publishing Company ISBN: 9781427196491

This entertaining title introduces young readers to the concept of patterning. Readers will learn that a pattern is an ordered set of numbers or shapes arranged according to a rule. Accessible text and vivid images guide readers as they learn to identify patterning rules and extend patterns. Readers are also encouraged to create their own patterns and recognize patterns in the world around them.

## Que es el tiempo?

###### Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797722

We measure time in minutes, hours, days, weeks, months, seasons, years, and in historical dates. We talk about mealtimes, bedtimes, school times, holiday times, and good times. We also use words such as past, present, future, next, last, before, and after. This engaging book looks at human time as well as how time passes in nature. Time is about change. How do animals and plants sense changes in time? What changes do we see in nature throughout a day, month, and year?

## Se contar

###### Bobbie Kalman (author)

Publisher: Crabtree Publishing Company ISBN: 9781427195722

One dog in a teacup, two caterpillars on a leaf, three horses having a conversation Fun photographs and simple repetitive text help introduce young readers to counting numbers from zero to ten. Strong picture-to-text support and a fish-counting activity encourage young readers to engage with the text.

## 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.