A fun challenge for kids, this Earth Day crossword puzzle is a great way to review facts about the Earth and get a reminder on how to live green.

Challenge your child with some basic addition and subtraction problems. Then she can use the answers to color by number her own work of art!

Challenge your child to complete the travel-related words in this match up activity. Once she completes the words, ask her to talk about her ideal trip.

America the beautiful! Can your fifth grader name all 50 state capitals in the U.S.? Challenge him to match each capital to the correct state.

Does your child need a little challenge in math and problem solving? These math puzzles are tricky, but are a fun spin-off of the popular Ken Ken puzzle.

Looking to boost your child's time smarts? Challenge her with time word problems that ask her to figure out how much time has passed in each scenario.

Does your fourth grader love puzzles? This worksheet has three place value riddles, and we bet your child will love the challenge of finding their solutions.

With this activity, students will read the word, copy it, and then write again using only their memory. Kids will love the challenge of writing words from memory.

Can you figure out what I'm thinking of in 20 questions or less? Step up to the challenge with a ready-to-print scorecard for this classic logic game!

How do preschoolers celebrate New Year's Day? The same way adults do...counting down! Challenge learners to fill in the numbers from 10 to 1.

Here's a geography challenge for your fifth grader. Full of trivia like state nicknames and state birds, she's sure to learn something new.

Challenge your kid to write each set of numbers from largest to smallest with numbers up to four digits. Say the numbers out loud to review place values.

Challenge your students to use what they know about idioms to find the double meaning in these silly puns. They will ‘get a kick’ out of it!

Challenge your kid to fill in the missing numbers from 1 to 50. This is an essential skill for understanding numbers beyond just counting them from memory.

Challenge your child to learn more about our very first president and see if he can tell what's true and what's not in this George Washington fact quiz.

By now, your child knows that not all vowel sounds are the same. Challenge him to determine whether words contain a short or long vowel sound.

Can your little leprechaun collect all of these lucky clovers? Give him a challenge this St. Patrick's Day, with some 2-digit subtraction problems to solve.

Challenge your brother, sister, or even mom and dad! With a little Irish luck on your side, you might best them all in this game of strategy and logic.

This is one tasty math worksheet! Figure out which group is more than, less than, or equal to the group of pizzas. Take a bite out this yummy challenge!

Know a good geometry detective? Challenge your student to use the formula for calculating the area of a triangle.

Challenge your preschooler's power of observation with this worksheet that asks her to find the object that doesn't match.

Challenge your second grader to solve a page full of two-digit addition. She'll develop stronger math skills and a greater appreciation for super heroes!

Help your writers develop a voice with this worksheet. Challenge them to think about ways to express themselves with language, phrases, idioms, similes, and word choice.