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

Track down the missing matter in this fifth-grade science worksheet!

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

Kids practice identifying solids for a lesson on the states of matter in this 1st grade physical science worksheet.

Kids practice identifying liquids for a lesson on the states of matter in this 1st grade physical science worksheet.

Students flex their physical science knowledge by classifying items as solids or liquids in this fourth grade states of matter worksheet.

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

Kids draw examples of solids, liquids, and gases in this 1st grade physical science worksheet that focuses on the states of matter.

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

Students practice classifying items as liquids or solids for a lesson on the states of matter in this fourth grade physical science worksheet.

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

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

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

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

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!

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!

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

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

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

Looking for a worksheet to challenge your child's knowledge of science? This printable asks him to identify a solid, liquid and gas.

Children will connect their understanding of gases to real-world items as they circle all of the pictures showing gases.

Change up your regular classwork with this hands-on science worksheet!

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.

Test your knowledge of the periodic table of the elements with this quiz page!

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

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.

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!