With these worksheets children use their logical thinking to distinguish the difference between objects such as tall or short, more or less. Measuring helps kids understand the dimensions of objects.

This workbook will challenge your fourth grader with math formulas, shapes practice and angle activities. Kids will also learn how to find areas and perimeters, classify triangles and calculate time.

Mastering the multiplication tables is a big step for kids! Help your student nail down his times tables with this round-up of helpful strategies, cool shortcuts and practice pages.

This workbook takes a snapshot of select heroes from Norse and Irish-Celtic stories: Thor and Cu Chullain. Their exciting deeds give kids noteworthy reading, writing and critical thinking practice.

Keep kids sharp as seasons turn from fall to winter. This workbook covers the holidays Hanukkah, Christmas and Kwanzaa thru writing numbers and words while keeping things light and festive.

From purple mountains majesty to the shining seas, learn to recognize the U.S. symbols with this comprehensive book. With coloring, fun activities and facts, kids can embrace their American heritage.

This book orbits all sorts of outer space objects. Introduce kids to bits of space with this easy-to-read series that goes from Earth to nebula in light speed!

Kids zone in on one story by creating their own mini reading book followed up by story sequencing and ideas for more. There's nothing gruff about this workbook!

Keep an eye on the sky! Kids will not only review important terms and concepts about the weather, they'll practice observing different weather patterns, recording temperatures and making predictions.

Two kids and a mad scientist go on a grammar adventure in this punctuation workbook! Learn comma placement, writing titles, and sentence structure as this time-traveling trio hops across decades.

This workbook explores the myths, science, and history of our efforts to understand the skies with light reading. Introduce kids to gravity, moon phases and stars with basic activities and stories.

Learn subtraction in a more visual setting using this series of picture math problems. Kids will cross out, color and draw simple equations to help them understand an important math concept.

This book is all about logic puzzles, challenging kids to crack codes and determine answers by process of elimination and by observing clues. It exercises skills like reading, planning and reasoning.

Go long for this collection of vowel sheets focused on long vowel sounds. Kids will work with some common long vowel words and then practice identifying long vowels versus short vowels.

Research, review, and read about classic and contemporary tales for kids! Analyze and explore five books and their movie adaptations in this writing workbook for avid readers and budding film buffs.

Entice young writers to dabble in both formal, research-based writing as well as creative writing. These open-ended exercises help kids write dialogue and exposition while crafting essays or stories.

With this set kids can observe clouds to constellations, flowers to photosynthesis. Build a love of the great outdoors and spend time outside as you learn basic concepts of earth science.

Play the role of president. This series poses critical thinking in a playful what-would-you-do way. Scenarios leverage reading, thinking and writing skills while engaging kids in modern government.

A farm is full of life! This math workbook features colorful farm scenes with exercises to help kids identify living creatures and practice their counting to develop math and categorization skills.

These articles, short stories, fairy tales and fables teach kids about a wide range of subjects so your child can learn more about history and science while improving literacy and vocabulary skills.

This workbook is the spot for reluctant readers and bookworms alike! Kids can get ideas for books then delve deeper into what they read with decision charts, organizers, writing and design prompts.

Learn about workers who serve the neighborhood. With coloring, cut-and-paste, and I-spy pages kids will be busy having fun while exploring social studies topics of community, jobs and needs.

Leap and skip across the number line for addition and subtraction practice! Number line word problems help kids to easily visualize math equations, and multi-step problems make for an extra challenge.

Kids can fly by character analysis, comparative reading and writing, that revolves around a fun chapter of a classic book. Follow the Darlings toward Neverland on the way to improved reading skills.

What's a metaphor? How do you haiku? Kids will hone reading and writing skills with this book, from a simple syllable counting exercise to inventing rhymes and tangling with the Jabberwocky!

The more exposure kids get to words the stronger their ability to describe their world and to read! This book focuses on adjectives and throws in adverbs for challenge work at the end.

Beat boredom with this ensemble of printables! Kids will be occupied for hours with bingo, fill-in-the-blanks and different license plate games. Beware: they may result in spelling and math practice.

This book is crawling with math. Kids can take apart groups of bugs and practice numbers up to 20, build beginning addition and subtraction skills with counting exercises, and review bug names too!

Kids count and get familiar with patterns in numbers from one to 100. Using the hundred chart first graders can count and add by ones and by tens to build a strong base.

Things animals need, where they live, why they camouflage, this workbook is a den of learning! Kids can cut and paste pictures, play a memory game, work on writing and categorizing skills, too.