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!

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!

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.

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

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

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

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 recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Learn all about balance and motion as your child designs a corn maze!

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This science fair project teaches students about wilting and browning of salad greens.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

In this kindergarten activity your child will create a map of your house and use a magnet to move pictures of your family through the house!

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.