Use clues to fill in the boxes in this crossword puzzle, and learn more about freshwater fish along the way.

Where'd that shadow come from? Next time a scary shadow crosses your path, you'll know just what to look for.

Review the different body parts with a fun crossword! This is a great way for your little doctor-in-training to review the basic organs and their functions.

Encourage your child to take a nature walk, using the prompts on this worksheet to write and draw their observations of plants, animals, sounds, and more.

Children will look at a model of the human arm and hand bones, then refer to a chart to label it correctly, in this anatomy worksheet.

Children get an introduction to plate tectonics in this geology worksheet.

Students flex their physical science knowledge by classifying items as solids or liquids in this fourth grade states of matter worksheet.

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

Is your child baffled by the scientific method? Dr. McSquare is here to help! Learn the steps by helping the doctor organize his lab reports.

Kids will cut out the various functions listed at the bottom of this kidneys and intestines worksheet and match them to the correct organ.

Discover the phases of the moon with this third- and fourth-grade space science worksheet!

Learn how energy changes forms with this fourth- and fifth-grade physical science worksheet!

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

Let your kid's knowledge of leaf vocabulary climb as high as a tall, tall tree with this fun word search.

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

Discover the details of desert plant life in this informative worksheet!

Dive into the principles of energy transfer with this energetic physical science worksheet!

Discover Earth’s different spheres with this fourth- and fifth-grade earth science activity!

Discover how water flows in this informative environmental science worksheet!

Take a peek into a temperate forest ecosystem with this food web worksheet for fourth and fifth graders!

What happens to water after it rains? Learn about the stages of the water cycle in this colorful worksheet!

Discover Earth’s four major systems, or spheres, in this engaging fifth-grade worksheet!

Study ecosystem changes with this drought-focused worksheet for fourth and fifth graders!

Have fun learning about food chains in this charming science worksheet!

Learn about some of the major U.S. watersheds in this fascinating science and geography worksheet!

Explore the strength of magnetic forces with this worksheet for third and fourth graders!

Become an energy investigator in this electrifying science worksheet!

Connect forms of energy to real-life scenarios in this third- and fourth-grade worksheet!