Practice using the periodic table to calculate the number of neutrons in the atom of an element.

Here's a great introduction to five famous astronomers for kids. See who got the star party started with this worksheet.

How do these animals blend with their surroundings? Enjoy this match-up activity on animal camouflage for kids!

Looking for a quick reference about gravity and a definition for kids? This two page worksheet and activity has you covered!

This worksheet is a quick-reference tool of space vocabulary for kids, with an exercise to use the words properly in provided sentences.

This weather chart for kids allows your child to keep track of and graph the weather each day. Use this weather chart with your blossoming meteorologist.

Find out how colors work with an intro to the color spectrum. Kids will investigate the seven colors of the rainbow and do a color wheel experiment.

This mix-and-match lists examples of natural resources. Kids can connect the natural resource with the resulting product.

Grain, dairy, meat, or vegetable? Teach your kids about the food groups with a Thanksgiving-themed cut-and-paste sorting activity.

Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.

The holiday season is here! Bring this cool snowman to life by coloring him according to the color chart.

Share a star-gazing session with your little astronomer! This constellation chart is full of fun stories about the different groups of stars.

This is the story of our solar system. Learn about the life of Nicolaus Copurnicas and his great discovery. Learn more by answering the question at the bottom.

Get wise about wind! Even though you can't see it, wind is a powerful force caused by changing temperature in the air.

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

Does your first grader want to know more about mammals? This worksheet gives her a chance to do some research to decide which animals fit into that category.

Here's a thorough, easy-to-understand breakdown of the color wheel that includes primary, secondary and tertiary colors.

Mini meteorologists will love predicting the weather with this worksheet! Build logic and a sense of chronology by drawing pictures of the forecast.

Tree climbers and tree huggers alike, learn the basics of reading tree rings to find out about the life of a tree.

Does your little one love animals? Here is a fun activity that will hone her reasoning skills, as well as give her a review of a few animal words.

Build nature vocabulary with this habitat-matching worksheet!

Boost your second grader's knowledge of space with this fun worksheet, which will have her unscrambling the answers to planetary trivia.

The construction zone is full of sounds, smells and sights! Think of all the different ways to use his five senses at the construction zone.

These cute critters have gotten their tails all mixed up! Have your little one help put them all back in place.

Which tail goes with which animal? Help your preschooler learn to sort and categorize with this fun activity.

Uh-oh! These furry friends have lost their tails. Can your child help match up the right tail to each animal?

What is wrong with these animals? Their tails are all mixed up! Enjoy a fun activity to help your child learn to sort and categorize items.

These "Dig It!" worksheets not only teach about life on earth, they teach the scientific method as well.

This list of elements is missing mega-information: a combination of category, name, number, or symbol. Can you fix them up?

Can you name the different parts of a tree? This scrambled words worksheet is a great way to get your child thinking about life sciences and nature.