Make a backbone model to explore human anatomy and life science.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Is your precocious third grader a Shakespeare in the making? Challenge her growing vocabulary with a group game that rewards her wordy ways

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

This construction paper activity helps your child to assemble a variety of emotions on a face so she can recognize how she and everyone around her is feeling.

This science fair project idea explores whether talking to a plant will help it grow.

Light up your home with this lightning bug craft that will keep glowing even after summer's gone!

Assemble your own stylish spider ring this Halloween using pipe cleaners and googly eyes!

Celebrate the season of flowers with a homemade vase budding with blooms of the season. Filled with the warmth of a sunny day, it's just the thing for spring.

Introduce learners to the skeletal system and create a budget-friendly Halloween craft with this paper skeleton!

Have your child experiment with layering by creating a feathered friend to celebrate warmer weather.

What exactly went on in a typical dinosaur family? Travel back to the Mesozoic Era and bring out your kid's creative side with this sequencing activity.

This science fair project idea explores whether white light can be separated into different colors.

Hop to this froggy Valentine's Day craft! Your little one will love making this unique Valentine's Day card, a heart-shaped paper frog.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

This science fair project idea investigates the difference in reaction times between boys and girls.

The next time you're trapped indoors on a dreary day, try this take on dodgeball. All you need are a group of kids, an open area and a soft, spongy ball.

Give your child an American history lesson as you create a colorful mini totem pole!

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

In this activity, learners will discover how to make a basic water filtration system using common materials found around the house or outside.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Help your curious kid cut through the clutter and collect the facts with a simple and fun science foldable.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This activity will keep your child entertained long after you've put away the markers and glue. Help him turn a paper bag into a self-portrait puppet!

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Your first grader will enjoy creating his own leprechaun from a recycled toilet paper tube.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!