Here's a quick overview of drought and flooding to spark thoughts or conversation with your kids about water.

Learn all about the cumulonimbus cloud, more commonly known by a much more fearsome name: the thundercloud!

Meet the stratocumulus cloud, the kind of cloud that tend to gather in groups when a storm is on the way.

Can you help Cornelius create a crazy compost concoction? Help your child review his knowledge of compost and recycling with this fun worksheet.

The infamous Halley's Comet only comes around once every 75 years or so! Read some interesting info on the world's most famous comet.

This Earth Day, learn about conservation and the environment while you enjoy solving a fun puzzle! 

Look up into the night sky, and you may see three prominent stars side by side. This is Orion's belt, one of the most well known constellations!

What happens to water as it travels through mushy, smushy wetlands and swamps? Find out all about the water cycle and fill in scientific terms in the swamp.

All of these products are made from plants, or they can be! Practice using a Venn diagram, researching and classifying items with your kids.

Learn your clouds with this coloring series of cloud types that merges science with coloring fun.

This page presents the altocumulus cloud, the kind of cloud that often comes before a thunderstorm.

Searching for a worksheet to help your fourth grader with science? This printable will help him with geology.

Boost your second grader's knowledge of space with this fun worksheet, which will have her unscrambling the answers to planetary trivia.

Get to know the planets of our solar system with a stellar coloring page filled with fun facts about Uranus!

What is a car made of? This worksheet asks you and your child to think about parts of a vehicle and where each listed resource was used.

Our ecosystems need a protector; is your third grader up to the challenge? Identify harmful pollutants in a science worksheet that doubles as a coloring page.

Quite possibly the most famous constellation, the Big Dipper is a small part of Ursa Major, the big bear constellation.

Does your child have a knack for astronomy? Teach him about the constellations with this great worksheet.

What is biomass energy? Learn about an important form of renewable energy with this colorful worksheet.

Learn how sand dunes form, and a little bit about desert formations like yardangs as well, in this science summary sheet.

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.

Did you know there are clouds in space? They are very different than the ones on Earth! Read a bit about nebula in this space science worksheet.