Investigate the mystery of why two tomato plants developed so differently!

What has two legs and carries its baby in a pouch? Fill in this crossword puzzle and learn some fun facts about two-legged creatures!

Dive into the electrifying concept of electrical energy in this colorful worksheet!

A coloring sheet of a Mars rover searching for life on other planets.

In this worksheet, children will learn about the intricate "waggle dance" honeybees use to communicate to each other.

Get into the habit of recycling food waste and other household materials by making your own compost pile!

The Mockingbird is Tennesse's state bird: it can mimic the sounds of other birds, and even the sounds of insects.

The Mockingbird is Texas' state bird: it can mimic the sounds of other birds, and even the sounds of insects.

The Mockingbird is Mississippi's state bird: it can mimic the sounds of other birds, and even the sounds of insects.

Practice classifying different animals in this engaging life science worksheet, created for second and third graders!

Describe how things feel when you touch them and push on them!

Test your kindergartener's produce proficiency by challenging her to separate the fruit and veggies from other foods on this worksheet.

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

Read about how the capybara live and other interesting facts about capybara. Sure to satisfy your curiosity about capybaras!

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

Do you know the Alabama state bird? It's the Yellowhammer, a small yellow bird that is threatened in other parts of the world.

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

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

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

Track down some of the most famous animals of the Amazon -- and other places -- with this rainforest coloring page that doubles as a life-science lesson.

Children learn about the food cycle in a rain forest as they color in a scene of snakes, butterflies, leopards, and other forest-dwelling creatures.

You have a lot in common with all the other humans on this planet. You all have noses and arms and fingernails, but what makes you different?

Students practice classifying items as liquids or solids for a lesson on the states of matter in this fourth grade physical science worksheet.

If a ship went down, would these items sink or float? Your little one will decide, with this fun worksheet to help him hone sorting and categorizing skills.

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

Color, cut out, and play with these fun animal finger puppets as your nature lover learns more about prairie dogs, bison, and other animals of the grasslands.

These two children sure look alike -- maybe because they're twins!

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!

Take a trip down to the deep blue sea and learn about the life cycle of a fish! Fish go through the same stages of life as many other living things.