Here's a thorough, easy-to-understand breakdown of the color wheel that includes primary, secondary and tertiary colors.

Your 5th grader learns all about freedom in history class. Take a time-out to ask what freedom really means to your kid.

Get a quick rundown of the differences between two types of government, democracy and monarchy, to help get your child ready for 5th grade history.

Here's a great introduction to five famous astronomers for kids. See who got the star party started with this worksheet.

Build your first grader's vocabulary skills by reviewing synonyms and antonyms together.

This worksheet gives your fifth grader some skeleton know-how, as she fills in the diagram with the bones from the wrist to the fingertips.

Use our colorful rulers to measure these cartoon people and answer the questions, then color them in.

Master three-digit by two-digit multiplication with this fifth-grade worksheet!

It's a spelling unscramble challenge using names and places of the American Revolution!

Inspired by the symmetrical art of the mandala, this pond-life coloring page features fun animals like turtles, frogs, and butterflies.

In this worksheet, learners will put their geography skills to the test as they label all 13 colonies on a map.

Practice measuring a fierce yet friendly tiger and his cute, feathered friend in this worksheet.

Give the Spanish words for a variety of creatures of the sea.

Randy the Raccoon needs some subtraction help! Can your second grader assist with a worksheet chock-full of double-digit subtraction?

Practice measuring inches with this picture of a smiling dragon.

Kids practice two-digit subtraction to help Stan the Snake get home in this 2nd grade math worksheet.

Kids will cut out the various functions listed at the bottom of this kidneys and intestines worksheet and match them to the correct organ.

Kids help Freddy the Frog practice two-digit subtraction in this 2nd grade math worksheet.

Kids help Timmy the Turtle practice two-digit subtraction in this 2nd grade math worksheet.

Grab your trusty flashlight and get ready for a scientific treasure hunt!

Write in the Spanish word for the correct job for each clue and picture.

Soar through this second grade subtraction printable! It's chock-full of double-digit subtraction problems, and its bright colors make math practice painless.

Get your students thinking about the different sounds that the inflectional ending -ed makes when it's used to indicate the regular past tense.

Kids help Spencer the Spider practice two-digit subtraction in this 2nd grade math worksheet.

Give this second grade worksheet a try! It's filled with double-digit subtraction problems, and its bright colors will keep her happy.

Immigrants at Angel Island were often given confusing questions designed to keep them from passing into the USA. Try out some historical questions yourself.

Light travels so quickly that sometimes we can forget it even travels at all. Learn all about the direction light travels and perform your own experiment!

Can you explain why your blue shirt is blue? This worksheet is full of facts about light and how it reacts with objects to give us the perception of color.

Even colors have best friends. In the world of color, these best friend pairings are called complimentary colors.

Can your second grader help Marco the Mouse reach his block of cheese? If he can complete a page full of double-digit subtraction, he may be able to assist!