Q1. Where can I obtain PCBs for the 555 and Op amp circuits that are required for the ‘Energy, Electricity & Electronics Core requirements?

Circuit Wizard files which can be used to manufacture the required PCBs on a CNC router are available from the T4 website at: http://www.t4.ie/Technology_Resources_Core_Electronics.html
Q2. How can I view PIC PCBs?

All relevant PCB files (*.pcb) can be viewed using ‘Circuit Wizard’ software.