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!

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

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!

Discover the habitat of a prairie dog with this cut-and-paste worksheet for kindergarteners!

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!