Electricity: Electron to iPad

The following equipment is $20 to borrow and $30 to purchase:

Balloons 
String 
Push pins 
Paper hole punches 
AA Batteries
LED bulb 
incandescent bulb 
Hard wire 
Alligator lead 
Bulb holder 
Battery holder 
Materials for build a switch activity
Buzzer 
22 awg Wire 
Small compass
6 penny Nail
6 v battery 
Small Paper clips 
Source cards