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.

Let your 1st grader become a mad scientist in this fun science board game, and encourage her to become a lover of the interesting subject.

Guglielmo Marconi was a man who made waves in radio and sound. Learn about his life and work, then answer a short essay question in this science worksheet.

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.

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

Does your little scientist know the different types of energy? Explore energy with this helpful info sheet!

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

Who will win the marble race in this two-page physical science worksheet?

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

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.