I spy with my little eye... six simple machines! Here's a fun way to help your child review the simple machines.

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

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

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

What is geothermal energy? Find out how we use parts of the Earth to provide us with renewable energy!

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

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!

Rainbows look like swipes of brightly colored paint hanging in the sky. Have you ever wondered how they got there?

Every four years something funny happens with our calendars -- we add a day! Why do we do this? Discover the science behind leap year.

This is not your average coloring page. Using only the three primary colors, mix your paints together to form as many colors as possible.

Brush up on some physics vocabulary with this energy word search!

Children put their science vocabulary to the test with this engaging crossword puzzle!

Children learn why the light from the sun seems white to us, why we see objects in color, and why the sky is blue in this beautiful and fascinating worksheet.

Get a lesson in sports and science with this engaging third- and fourth-grade worksheet!

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

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