Do you know why Mars is called the Red Planet? Find out that and more on this planet printable.

Beware of walking under ladders! Find out the origins of this superstition and why people avoid walking under ladders.

What happened and why? Match the events in cause-and-effect pairs in this engaging reading comprehension worksheet!

After your students read an excerpt of The Land of the Blue Flower, ask them to respond to a writing prompt. Encourage them to use comparative works like similarly and unlike.

Learn why and how we celebrate Asian American and Pacific Islander Heritage Month with this engaging worksheet!

Why is two thirds bigger than one half? Help kids visualize simple fractions with this beginner's practice page.

Students will answer who, what, when, where, when, why, and how questions after reading a story by Rudyard Kipling.

Ever wonder why sounds change as they move away from us? Learn all about the Doppler effect with this physics worksheet.

Read up on the various number superstitions around the world and why certain numbers are so lucky or unlucky for certain cultures!

Use this resource to help your students formulate who, what, when, where, why, and how questions when reading fiction texts.

Animal lovers, get acquainted with a very unique species, the okapi! Read this info-sheet to learn about why this animal is endangered.

In this thoughtful opinion-writing worksheet, children will describe the season they like best, and why.

Help your child understand why it's so important to take care of the environment with this info-sheet about an endangered species: the spectacled bear.

Why was 6 afraid of 7? 7 8 9 (seven ate nine)! Find more funny riddles to solve with this awesome addition worksheet.

Children will use six question words — who, what, when, where, why, and how — to identify the problem and solution in a short passage.

Help your child read this page about the Sumatran rhinoceros, where they can color an illustration as they learn about why this animal is endangered.

Help your child learn the "Wh words," who, what, where, why and when, with this charming story about a day at the dog park.

Easter decorations are full of pastels, pinks and yellows! But why do those colors represent Easter? Help your child write a response to this question.

Learners will categorize 12 different types of text according to why the author would write them, using the acronym PIE as a mnemonic device.

Explore more complicated sentences as you add details about where, when, why, and how!

Lots of people settled in California during the Gold Rush, but these two guys can't settle a dispute. Why don't you step in and decide who is right?

Get your students to ask, “Why did that happen?” Support them as they make connections between key ideas in a nonfiction text about thunderstorms.

Learn all about the Great Pyramid of Giza, one of the seven ancient wonders of the world, and find out why Egyptians built it hundreds of years ago.

Children learn about the traditional Chinese Zodiac calendar — then get creative and design a calendar of their own, including a brief description of why they chose each animal.

Get to know one of the most unique and colorful monkeys, the red-shanked douc langur. Read about why they are an endangered species with this info-sheet.

Read about why kangaroos hop on two legs, in Rudyard Kipling's "The Sing Song of Old Kangaroo." Your kid will answer reading questions and color illustrations.

Get your third grader in the habit of reading deeper by encouraging him to think about what's going on in this short story and why.