When Olympic swimmer Michael Phelps won a race by .01 of a second, we saw how significant a hundredth of a second can be! This series offers practice with decimals to build a solid understanding of the place value system.

When your fourth grader is ready to move on to multiple-digit addition and subtraction, these riddles will make review fun and challenging.

Tackle text features like timelines, glossaries, and photo captions with this perfectly haunting workbook. Stories from 13 states come together when your child binds this handmade booklet.

It's eat or be eaten when it comes to food webs! Kids read informational text as they learn about food chains and food webs in this well-illustrated workbook. Charts and writing prompts round it out.

How well do you know words? Have fun with your English skills in this charming packet!

Let your voice be heard! This workbook challenges kids to express their opinions. But more importantly, they'll learn how to support opinions with good evidence and facts.

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.

Math is part of everyday life, so learn math concepts with everyday examples. Learn to calculate sales tax, discounts, income, expenses and how to get more bang for your buck!

Count and convert measurements for liquids, lengths and time with this supplemental book! So many practical skills come from knowing how to measure lengths, tell time and convert units of measurement.

Things are jumbled up at the newspaper! Your child has the know-how with the help of this workbook to set things right. Review grammar rules and practice composition through reading passages.

Boost reading skills while learning about earth sciences in this engaging fifth grade workbook!