Simon Fraser University
Chem1 Virtual Textbook: Primary and Secondary Batteries
As part of the General Chemistry Virtual Textbook, this site examines a variety of topics related to electrochemistry. In particular, this site explores a range of topics related to batteries including primary and secondary batteries,...
Rutgers University
Edison's Papers: Edison's Patents: Batteries
A full listing of all Edison's battery patents. Not just titles and numbers, but Adobe Acrobat copies of the entire set of drawings and text from each patent application. This is heirloom stuff. With the available magnification, you can...
Science4Fun
Science4 Fun: Batteries
What are batteries? Explores the difference between batteries and cells, how batteries work, and the different types.
abcteach
Abcteach: Inventors and Inventions
[Free Registration/Login Required] Find several scientific inventors and inventions with activities for students in primary grades through middle school. One lesson in particular integrates technology by focusing on the invention of the...
Curated OER
Educational Technology Clearinghouse: Maps Etc: Siege of Christina Fort, 1655
A facsimile of the plan of Fort Christina at the confluence of Brandywine Creek and Christina Creek near the Delaware River (beyond right margin of map) during the siege by the Dutch in 1655. The Swedish fort was a primary objective of...