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

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!

Have you ever noticed how some animals walk, while others fly or swim? Study the ways animals move in this preschool and kindergarten worksheet!

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

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

Discover some of the ways that Earth’s natural resources are used in this first-grade worksheet!