What is the difference between condensation and evaporation? Learn about natural cooling and heating processes that are caused by changing states of matter!

What is the water cycle? We're glad you asked! Learn about this amazing natural system that's been working for billions of years.

Help your child get to know the most elementary of the elements with these handy worksheets.

Without light sources, we wouldn't have any light. Can you imagine a world without any light sources?

Here is a brief introduction to The Great Pacific Garbage Patch for kids!

Rainbows look like swipes of brightly colored paint hanging in the sky. Have you ever wondered how they got there?

Test your students' knowledge and memory of periodic table elements with this crossword puzzle.

Discover the science behind an ages-old 4th of July tradition with this firework diagram.

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

Help your child learn about one of the most elementary elements, gold.

Help your child get to know an elementary element with this worksheet about iron.

Help your child get to know his elementary elements with this handy worksheet on copper.

Help your child get to know the most elementary of the elements with this handy worksheet on silver.

Let your curious kid learn a little bit about how fireworks work in this summer science sheet.

Use this worksheet to help teach your preschooler what everyday things use electricity to function.

Don't let school year learning slip away this summer: use this chemistry worksheet to practice identifying elements.

Listen closely! Do you hear anything? Identify examples of sound energy in this kindergarten and first-grade worksheet!

Listen to the sounds of everyday life in this science worksheet!

Review the terminology of collisions with this engaging crossword puzzle for fourth graders!

Is a feather liquid, soft, spotted, or heavy? Practice describing everyday objects, or matter, with this second-grade science worksheet!

Explore the applications of electrical energy with this helpful second-grade worksheet!

Let your scientific skills shine as you decide which objects will let light pass through in this kindergarten and first-grade worksheet!

Practice describing different objects and substances in this colorful worksheet!

Dive into the electrifying concept of electrical energy in this colorful worksheet!

Use your powers of prediction to project the future movement of playground objects!

Dive into the principles of energy transfer with this energetic physical science worksheet!

See if you can identify the objects that let light pass through them with this kindergarten and first-grade worksheet!

Dr. McSquare needs help sorting out his lab reports. Can your child read each item, then label it with the correct scientific method step?

Hypothesis, observation, data...with so many terms, learning the scientific method can be tricky. Learn the steps by helping Dr. McSquare sort out his reports.

Test your knowledge of electrical energy with this third- and fourth-grade worksheet!