Make Your Own Doorbell
This item is included in the following series/curriculum: Science and The City
- Grade Level: General
- Subjects: Technology, Physics
- Produced By: Exploration Production Inc.
- Year: 2008
- Country: Canada
- Language: English
- Running Time: 6m 2s
Email a friend Share on Facebook
The simple doorbell is a wonderful piece of technology built around a device called a solenoid. Make your own!