In this science fair project, young children discover what happens when two fluids that have different densities get together.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

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

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

Help your child create a garden journal sketchbook as she observes and records the natural world through the changing seasons.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

Learn how different types of soil affect how animal tracks form in this experiment!

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

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!

Kids are sure to be entranced by the magic of the ocean when they create their very own ocean in a bottle.

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Make a kindergarten "discovery table" that reinforces both science and writing skills. Here's how:

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

This activity is a fun way for your first grader to learn about how veggies help your body while being creative with art and drama. Here's how to get started.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

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