Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

This project examines whether people's taste perception is influenced by what they see.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.