CK-12 Foundation
Ck 12: Physical Science: Electric Conductors and Insulators
[Free Registration/Login may be required to access all resource tools.] Explores electrical conductors and insulators and the path of least resistance.
Concord Consortium
The Concord Consortium: Molecular Workbench: Uniform Distribution of Charges
Observe the transfer of an electrical charge to an object and how those charges are evenly distributed across the object's surface.