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.

What is geothermal energy? Find out how we use parts of the Earth to provide us with renewable energy!

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

Dr. McSquare needs help sorting out his lab reports. Can your child read each item, then label it with the correct scientific method step?