Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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

This science fair project idea experiments with spinning color wheels and optical illusions.

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

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

Learn with makes water molecules work with this fun and easy science activity!

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.