For chips with many legs (ICs), place them in the middle of the board so that half of the legs are on one side of the middle line and half are on the other side.

A completed circuit might look like the following. This circuit uses two small breadboards

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Breadboard	Capacitors
Color Code Rings on Resistors	Standard Electrical Units
Standard Magnitudes	IC-555 Timers
Soldering	Measurements