Resistance of a Wire

http://twyfordigcsephysics.blogspot.co.uk/2014/11/resistance-of-wire.html

Ohm's Law

http://twyfordigcsephysics.blogspot.co.uk/2014/10/blog-post.html

http://twyfordigcsephysics.blogspot.co.uk/2014/10/calculations-on-resistance.html

IV Characteristics of a Diode

http://twyfordigcsephysics.blogspot.co.uk/2014/10/iv-characteristics-of-diode.html

Investigating the IV characteristics of a fixed resistor

http://twyfordigcsephysics.blogspot.co.uk/2014/10/investigating-iv-relationship-in-fixed.html

The Volt

http://twyfordigcsephysics.blogspot.co.uk/2014/09/questions-on-volt.html

http://twyfordigcsephysics.blogspot.co.uk/2014/10/the-volt.html