What do a key, a goldfish, and a tortoise shell have in common? Find out with this second-grade science worksheet!

Let's talk about trees! Help your child use Earth Day as an excuse to praise the woody perennials that hardly ever get the recognition they deserve.

Mix, boil, and toast your way to understanding energy transformations with this fourth-grade worksheet!

Learn about pearls, which seem like normal jewelry from a factory but are actually made from the mucus of mollusks!

This worksheet helps kids understand variations in animals and how the same kind, or species, can sometimes look different from each other.

Learn about the life cycle of a wood frog in this second- and third-grade worksheet!

Use your powers of prediction to project the future movement of playground objects!

These Valentine's Day cards will be the oddest and most unique cards your sweetie ever got!

Learn about the human brain with this zombie-themed science worksheet!

Ready to make a body outline? This seriously fun project will give kids some big insights into the important systems that make up their bodies!

Put your prediction proficiency to the test in this third-grade physical science worksheet!

Dig into a food web in this engaging worksheet!

The water cycle plays a big role in weather patterns. Color this water cycle chart and get familiar with this cycle at work.

Uncover secrets of the past with this third-grade worksheet about fossils!

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

Decide which plants could live in a grassland with this second- and third-grade worksheet!

Learn about the similarities and differences between objects in this colorful science worksheet!

In this science matching worksheet, children will test their solar system know-how by matching each celestial body to the correct fact.

Discover dog traits in this adorable life science worksheet!

In this worksheet, students will read two different passages about the platypus. Kids will compare and contrast the passages, and identify the main ideas.

Determine which plants would survive in a pond with this second- and third-grade worksheet!

Make sure your young scientists stay safe as they conduct experiments!

Leap through the life cycle of a wood frog with this cut-and-paste activity!

Take a science-filled trip to an amusement park in this third- and fourth-grade worksheet!