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.

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

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

Children hone their powers of observation using this worksheet template.

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.

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

Sink or float? Your kid may be surprised to learn that the density of coke and diet coke aren't the same!

Without light sources, we wouldn't have any light. Can you imagine a world without any light sources?

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

This cool physics worksheet helps kids learn how centripetal force and centrifugal force can explain why short track speed skaters don't fall over during turns.

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

Students practice classifying items as liquids or solids for a lesson on the states of matter in this fourth grade physical science worksheet.

Use your powers of prediction to project the future movement of playground objects!

Create your own gravity-powered roller coaster in this creative worksheet!

Unscramble key vocabulary words about energy and collisions with this engaging science worksheet!