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

Why is 2+2=5 like your left foot? ...Itâs not right! Find more riddles with this awesome worksheetâa perfect combination of math practice and brain teasers.

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.

Why do doorknobs and high-fives sometimes give you an electric shock? Read all about charging by conduction in this middle-grade science worksheet!

Zeus wasn't just any old god to the Ancient Greeks -- he was the top dog, the big kahuna. That's why his statue, built at Olympia, was so incredible.

This delicate flower has a name that doesn't really seem to match up with its pretty petals. Why do you think Montana's state flower is called the bitterroot?

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.

Why is this pirate riding a dinosaur? Is he out on a dinosaur ride? Is he training for the dinosaur derby? Let your child decide as he colors this picture.

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.

Find out how slugging percentage in baseball works and try it out with this worksheet. "Why settle for a double when you can hit a home run?"

Students explore the various resources and advantages available to the North and South during the Civil War and examine why neither side had a clear path to victory.

Help this farmer get back to his barn. Your preschooler might also come up with some funny stories about why a farmer would find a castle or a sailboat.

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.

Kids love holding, counting, and pretending with money, so why not add in a little math practice on the side? Kids add up the orders and figure out the change.