Budding scientists will learn about the density of salt water and perform an experiment with food coloring, salt water, and fresh water.

Teach your little scientist the difference between physical and chemical changes, on a molecular level.

After your child fills in this review sheet on chemical and physical properties, it's a good idea to hold onto it for future test review!

A handy worksheet that breaks down the properties of metal. A good physical science review sheet to keep around for reference.

Get a brief history of the atom with this introductory page for young physicists!

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

Our understanding of the atom has changed over the past few hundred years! Read about a few different theories on the structure of an atom.

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.

Practice using the periodic table to calculate the number of neutrons in the atom of an element.

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

After he fills in the blanks, your student can hold on to this worksheet on hydrogen for reference when preparing for tests and quizzes on physical science.

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 these handy worksheets.

Have your little chemist think about the properties, or characteristics, of metals. What makes them different than non-metals?

Atoms are some of the tiniest particles that make up our world. Give kids some perspective with this worksheet that shows kids just how small atoms are.

Is orange juice a solid or liquid? What about a cookie? Practice classifying everyday objects in this first- and second-grade states of matter worksheet!

Analyze everyday objects and identify states of matter with this second- and third-grade science worksheet!

Can melted wax turn back into solid wax? Can scrambled eggs turn back into raw eggs? Learn the answers to these questions and more with this second-grade worksheet about reversible and irreversible changes!

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

What do juice, water, and tea have in common? Compare and contrast matter in this engaging second-grade worksheet!

What do a key, a goldfish, and a tortoise shell have in common? Find out with this second-grade science worksheet!

Shed some light on the interactions between objects and light with this science worksheet for kindergarteners and first graders!

Practice describing, or classifying, different items by their properties in this inviting worksheet!

Learn about the texture and hardness of different objects in this second-grade worksheet!

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

Determine whether items are hot or cold in this cut-and-paste activity for kindergarteners and first graders!

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!

Describe how things feel when you touch them and push on them!