Chem4kids
Chem4 Kids: Acids & Bases
This Chem4Kids site provides a general overview of acids and bases, and their use in chemistry. Content focuses on "names to know" and how acids and bases work.
Other
The Acids, Alkalis and Salts Crossword
Test your chemistry knowledge with this exciting hands-on online crossword puzzle. Creative Chemistry has developed an on-line game for teachers to utilize in their classrooms.
TOPS Learning Systems
Tops Learning Systems: Top Science: Cabbage Chemistry [Pdf]
Experiment using water from boiling red cabbage to determine if a material is an acid, a base, or neutral.