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What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

In this fun activity, your child will create their very own solar oven to bake s'mores!

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

This classic children's game demonstrates how sound travels through air vs. through a solid.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

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.