Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

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.

This science fair project idea examines the reason boats are shaped and engineered.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Cleaning can be a chore, but not with this sudsy experiment!