Budding scientists can learn about an important physical science concept with this worksheet all about density!

Help your little learner understand the concept of buoyancy with this fun worksheet. He'll decide which items will keep this frog afloat!

Increase your child's vocabulary and knowledge of the scientific world around him with a single sheet!

Why do some objects make loud sounds when dropped, while others make quiet sounds?

How many machines can you find around the house? You may find them where you least expect it!

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

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

Light travels so quickly that sometimes we can forget it even travels at all. Learn all about the direction light travels and perform your own experiment!

This science worksheet tells all about James Watt, the man that powered the Industrial Revolution.

Crank out a better understanding of simple machines with this worksheet all about the wheel and axle!

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

Engage your little scientist with a fun word search, all about sinking and floating! He'll be learning a basic concept of physical science.

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

Without reflective surfaces, this biker would have a much more dangerous ride. Can you find all five reflective surfaces present in this scene?

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

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.

Read about Alexander Graham Bell, the man who made it possible for us to stay connected all day long, in this biography that comes with a science experiment.

Wedge your way into physics fun! You and your child can learn a bit about one of the six simple machines with this worksheet all about the wedge.

Who knew that the machines of the world are all made of just 6 simple machines working together? Introduce your child to simple machines with this worksheet.

Take a science-filled trip to an amusement park in this third- and fourth-grade worksheet!

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

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

Practice describing different objects and substances in this colorful worksheet!

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

Learn a basic concepts physical science with this fun worksheet. Your little one will decide which objects sink, and which ones float!

Introduce the basic concepts of sinking and floating with this fun worksheet. Your little one will decide which objects sink, and which ones float!

If a ship went down, would these items sink or float? Your little one will decide, with this fun worksheet to help him hone sorting and categorizing skills.

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!

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