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

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

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

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

Discover the science behind an ages-old 4th of July tradition with this firework diagram.

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

Is a feather liquid, soft, spotted, or heavy? Practice describing everyday objects, or matter, with this second-grade science worksheet!

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

What do a key, a goldfish, and a tortoise shell have in common? Find out with this second-grade science worksheet!

Learn about the similarities and differences between objects in this colorful science worksheet!