Unearth fossils in this explorative third-grade worksheet!

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

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.

Hey, did you hear that? Explore real-life examples of sound energy with this kindergarten and first-grade worksheet!

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

Can your preschooler name the parts of a mouse? Give her a dose of animal science with this fun cut-and-paste printable.

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.

A natural resource is something that we use that occurs naturally in the environment. Teach your child about the densest and heaviest natural resource: rocks!

This worksheet teaches kids about animal habitats. Kids match each animal to its habitat, then draw a picture of their favorite animal in its home.

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

Review the rock cycle with this second-, third-, and fourth-grade crossword puzzle!

Learn about the layers of the Earth with this worksheet for middle-grade scientists!

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!

The next time your parents ask you to wash your hands before dinner, read this worksheet about Joseph Lister and take their advice!

Looking for a worksheet to help your child with science? This printable will help them with their biology vocabulary.

Learn all about rivers--how they were formed, what they're made of, and what they do for us and the planet--in this reading and science worksheet.

Explore the difference between natural and artificial selection with this engaging life science worksheet for middle grades!

Identify the needs and habitat of a poison dart frog in this hands-on kindergarten worksheet!

Can you tell if it is sunny, windy, or cloudy outside? Learn about different types of weather in this worksheet for kindergarteners and first graders!

Did you know that having a pouch or a shell can help an animal meet its needs? Learn how animals use different parts of their body with this matching worksheet for kindergarteners and first graders!

See if you can identify the objects that let light pass through them with this kindergarten and first-grade worksheet!

An animal cell is made up of many different organelles—color them all in this middle-grade worksheet! 

Take a walk through a flora-filled forest with this second-grade habitat worksheet!

Assess the attributes of the amazing nine-banded armadillo in this worksheet!

Discover how seeds move to new places with this cut-and-paste worksheet for second and third graders!

Learn about biodiversity and its impact on an ecosystem’s stability with this informative middle-grade worksheet.

Identify the life cycle of a butterfly with this hands-on worksheet for second and third graders!

All attention on atoms in this amazing activity!