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

Find out all about the different parts of the eyes and how they work together to make vision possible.

Ever wonder about how to make the perfect paper airplane? Learn about the four forces that affect flight with paper airplane physics!

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.

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

Introduce your flashlight to mirrors. Mirrors are cool surfaces that reflect light just as well as they reflect your face.

Learn all about light refraction by simply placing your pencil in a glass of water. Warning: your pencil may not be quiet the same afterward.

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

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

How fast does sound travel? Help your child figure out the physics of sound waves with this informative worksheet.

If your scientist is mad for magnets, let him explore a few fun facts about magnetism with this physics page!

If you push your little brother, does he push back? Well, according to Newton's third law of motion, he does!

Did you know that light could bounce? Set up a light obstacle course with a few mirrors and watch light bounce around your room.

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.

It's a bird! It's a plane! It's Physics Man! Test your knowledge of the physical world with this fun questionnaire that takes physics to a super-heroic level.

Where'd that shadow come from? Next time a scary shadow crosses your path, you'll know just what to look for.

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!

Energy is a crucial part of physical science! All things on Earth have energy, whether it's potential or kinetic.