The animal names on this third grade science and spelling worksheet are all mixed up! Kids unscramble reptile and bird names to complete the worksheet.

Discover the connections between the sun, plants, and animals in this fifth-grade worksheet all about photosynthesis!

Looking for a fourth grade worksheet to help your kid with astronomy? This printable will help him learn the relative sizes of planets.

Ecosystems are an important part of fourth grade science. This fun printable will help your child with her knowledge of plants and animals.

Looking for a fourth grade worksheet to help your kid with science? This printable will help with your child's botany vocabulary.

Learn how conductors and insulators affect the flow of electricity in this helpful fourth- and fifth-grade worksheet!

Kids learn about the Earth's solid and atmospheric layers, then label the diagram with the correct terms in this fifth grade Earth science worksheet.

Have you considered why elephants have trunks, or why polar bears have thick fur? Reflect on animal adaptations with this fourth-grade worksheet!

Learn to read a standard thermometer in both Fahrenheit and Celsius in this informative second- and third-grade worksheet! 

Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.

Water covers 70% of Earth’s surface—but where exactly is it? Find out in this fifth-grade worksheet!

Do you know the functions of the primary organs in the human body? Put your knowledge to the test with this fourth- and fifth-grade crossword!

Have you ever wondered why giraffes have long necks or why lions have sharp teeth? Find the answers in this third- and fourth-grade worksheet about adaptations!

Do you measure distance in inches or seconds? When do you use miles? Answer these and more with this third-grade worksheet about the customary system of measurement!