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In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Introduce your child to science with something they see everyday--their shadow!

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

This exploration of different types of energy will help young minds appreciate and observe thermal, kinetic, mechanical, and other forms of energy.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Illustrate the idea of light refraction with this exciting and mystifying experiment.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

Before digital cameras, before Polaroids, there was the original pinhole camera. Build a pinhole camera and see what true vintage photography looks like!