Electronics for the Blind

Blind Arduino Blog

Snap Circuits ® | Electronic and Educational Toys
Provides electronic components that snap together without need of soldering.

SPICE - Wikipedia
This is a general discussion of the spice circuit simulation language, with links to various resources.

Ngspice circuit simulator - NEWS
The documentation for the Ngspice variant of spice is available here. The program is available for various platforms, including Linux.

SPICE-Based Analog Simulation Program - TINA-TI - TI Software Folder
This is a spice variant for Windows. It requires registration and has some restrictions on its use.

SparkFun Electronics