This was just a experiment for me to understand how the breadboard worked and getting power to both sides.
As you can see it is extremely easy to power up the board and to utilise the other half of the board you just need to link up the (+) and (-) slots using two wires. Simple.
What I did was place 4 LED’s, two either side of the board, and light them up using one push button.
This turned them all on at once so, again for experimentation purposes, I set the 4 lights to be lit up in a pattern one after the other. (Look at LED lesson for simple setups). Once i had the 4 lights lighting up it reminded me of traffic lights. So….