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.

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

Use this blank periodic table to work on your memorization of the table for your next quiz!

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!

The periodic table of the elements is full of helpful information. Figure out how to read the periodic table with this helpful guide.

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

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

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

The periodic table of the elements is an important classification system of the most basic particles that make up our world!

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

Did you see the announcement in 2016 about new elements added to the periodic table? Put these new periodic elements flashcards in your study toolkit.

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.

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.

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 learn about one of the most elementary elements, gold.

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

Play a fun game that combines the periodic table with a classic concentration game.

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

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

Glass is everywhere, but have you ever wondered where it all came from? It doesn't grow anywhere -- we have to make it!

Find out the the cool science behind ice cubes with this fun worksheet.

Introduce your budding scientist to chemical reactions with this simple and fun science experiment!

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!