Have you ever looked into the night sky and wondered where all those millions and million of stars come from? Find out here with a mini astronomy lesson!

Here is a fresh and fruity way to learn a bit of life science. Sit down with your little one and teach them all the different parts of an apple!

Here's a great worksheet for teaching your kids all about the planet Mercury. Did you know that it's the smallest planet in our solar system?

Mammals come in all shapes and sizes - as big as a human or as small as a mouse! Learn about the life cycle of a mouse with this cut and paste activity.

Just like all plants and animals, you go through different stages in life too! Help your child to see how he will change and grow throughout his life.

Ever lay on your back to look at the clouds? Now you'll know which types of cloud make up all those silly shapes you see with this diagram.

We all know the famous equation E = MC^2. But what does it mean? Learn a bit more about Einstein's famous energy equation with this physical science worksheet.

Step up to the controls, Dr. Frankenstein -- the world is in need of a new creature!

Observe and record the weather with your kindergartener with this cute fill-in weather graph.

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

Help your preschooler sharpen their knowledge about plants with this colorful worksheet. They'll use the word bank to name the basic parts of a plant.

This worksheet will give your child practice with their observation and reasoning skills, by challenging them to match the beetle with the correct spots.

Did you know that Uranus can get as cold as -144° Fahrenheit? Learn more about the third largest planet in our solar system on this planet printable.

Learn about the plants and animals that make deciduous forests their home, then complete the crossword puzzle.

Color in this diagram to see how a tree works and to better understand how many plants transport their "food".

What is Pluto? According to scientists... no, not quite. Find out more behind the answer to that age-old question.

There are many animals around the world whose lives or homes are threatened. Read about an endangered species from Africa with this info-sheet

This printable will help your child with their observation skills by challenging them to count the tree rings to determine their ages.

If Dorothy had lived a little further south, she might have been swept away to Oz by a hurricane.

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

Little gardeners, get to know your plants! See the cycle of a plant from its birth to adulthood, and read a bit about photosynthesis too.

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

How do you think our universe will end? With this worksheet, explore some of the common theories, and then come up with some of your own!

This word search introduces your child to important rocks and minerals vocabulary, as it strengthens his attention to detail.

Did you know that 763 Earths could fit inside Saturn? Learn more fun facts about Saturn on this fun science printable.

Have you ever wondered why water in a drinking glass looks clear while water in the ocean looks blue? Find out why with this fun worksheet!

Do you know why Mars is called the Red Planet? Find out that and more on this planet printable.

How much do you know about our solar system's planets? Kids learn facts about Neptune in an out-of-this-world worksheet.

This Louis Pasteur biography goes over his accomplishments, and includes a bacteria-based science activity at the end!

Learn about drag, air resistance, and Newton's laws with this cool worksheet on bobsled physics!