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.

Kids draw examples of solids, liquids, and gases in this 1st grade physical science worksheet that focuses on the states of matter.

Kids write down examples of solids, liquids, and gases in this 1st grade physical science worksheet that focuses on the states of matter.

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

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

In this worksheet, kids learn about friction by answering questions about the amount of friction in different situations.