Exploratorium
Exploratorium: Science Snacks: Indicating Electrolysis
This experiment and video demonstration shows how students can break up water into hydrogen and oxygen gas with a simple electrolysis device.
Hunkins Experiments
Hunkin's Experiments: How to Make Oxygen From a Battery
Hunkin's Experiments is a group of simple cartoon illustrations of scientific principles. Some would work well in the classroom, but others have little value beyond entertaining students. All of the projects are easy to do. This one...
Other
Lcs: Experiments on the Electrolysis of Sodium Chloride
Complete directions several methods of conducting the electrolysis of sodium chloride solution. Helpful tips, discussion and a diagram of the apparatus and set-up is provided. Easily adaptable as a student lab or project.
Science Buddies
Science Buddies: Project Ideas: Salt Bridge: Electricity Changes P H
This chemistry science fair project uses a very simple experimental setup - a battery hooked up to two solutions, connected by a salt bridge - to explore some complex chemistry. The Science Buddies project ideas are set up consistently...
Other
The Science House: Production of Hydrogen
In this experiment, students generate hydrogen gas and examine its properties. Teacher's notes are included.
MadSci Network
Mad Scientist Network: Nonproduction of Oxygen
From the Mad Scientist Network, this page (and its accompanying answer page) use a question and answer format to help explain the results of an electrolysis of water experiment. Helpful tips for performing such an experiment are given.