The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

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

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

Research basic components of vacuum cleaners, consult vacuum cleaner manufacturers for advice. Design vacuum with attachments that change automatically.

Teach your preschooler some physics that she can relate to with this fun and simple activity!

This project makes young children uniquely aware of their sense of touch and its ability to alone give them information about the world around them.

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

Use popcorn in this tasty experiment to explore the five senses at home with your kindergartener!

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

In this experiment we will be determining whether birds prefer certain colors of seed.

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.

Science fair project that creates fog using bottles of hot and cold water.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

Store bowls of fresh fruit in differently lighted environments. Contrast freshness based on appearance.

Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.

This science fair project idea explores the fastest average speed a human can talk.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

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

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

Science fair project that helps visualize how the human brain functions by constructing a model of a brain.