Have you ever wondered why manhole covers are round? It's a good thing to know -- big companies sometimes ask that question in interviews.

Glass is everywhere, but have you ever wondered where it all came from? It doesn't grow anywhere -- we have to make it!

This solar system worksheet guides your child through the order of the planets. Use this solar system worksheet to learn about the planets in the Milky Way.

Observe and record the weather with your kindergartener with this cute fill-in weather graph.

Children will learn important facts about food chains in these worksheets.

Draw the phases of the moon in this earth sciences worksheet!

Identify the appearance of the moon during its three main phases which include the New Moon, Quarter Moon, and Full Moon.

Build nature vocabulary with this habitat-matching worksheet!

Facts about ostrich include that they are the largest birds in the world and that they can't fly, but that's not all. Learn all about this amazing bird!

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

This worksheet will help teach your kindergartner the basics of botany, by asking them to look at the pictures and then decide what a plant needs to grow tall.

Dig your hands into some earth science with this soil sheet! Your little scientist can hone his reading skills as he learns what soil is and how it is formed.

This activity allows you to learn a fact about each one of our nine planets. Color in the planets then turn the worksheet into a fun and educational placemat.

Children label the eight planets of our Solar System in this simple astronomy worksheet.

Do monkeys live in the rainforest or the desert? Your child will get familiar with animals and their different habitats with this fun match up game.

Kids who love creepy, crawly things will truly enjoy this prekindergarten and kindergarten science-themed coloring page.

Dive deep into your body's circulatory system with this worksheet on blood and what it's made of.

What is the water cycle? We're glad you asked! Learn about this amazing natural system that's been working for billions of years.

This word search helps expand kids' animal vocabulary and introduces them to animals that live in shells, all while keeping them entertained.

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

Learn the science of volcanic eruption with this cutaway diagram

Find out fun facts about Monarch butterflies and create your own colorful butterfly in this worksheet. Then turn it into a pretty placemat!

This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

Plants need to breathe and eat food (energy) just like us! Help your budding naturalist to learn about photosynthesis.

Got a zoo trip planned? Give your kids a fun way to explore the best of the zoo with a mini zoo passport!

Learn the difference between behavioral and physical adaptations with this cut-and-paste worksheet for second and third graders!

Is it fall, winter, spring or summer? Help your little learner get a hang of her seasons and calendar months with this match-up activity!

Children will enjoy this appealing worksheet that invites them to consider which of the items shown are necessary to plant life.

Get to know the Apollo 11 space mission in this science and history worksheet!

Your child will write about his or her favorite animal. Kids will research their favorite animals online or at the library, then write down three facts.