Looking for a worksheet to challenge your child's knowledge of science? This printable asks him to identify a solid, liquid and gas.

Practice identifying living and nonliving things with this first- and second-grade science 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.

What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

Identify the appearance of the moon during its three main phases which include the New Moon, Quarter Moon, and Full Moon.

Test your knowledge of electrical energy with this third- and fourth-grade worksheet!