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Step 1: Plug the 9v Battery Into It's Holder.
Step 2: Plug the Battery Leads Into the Breadboard.
Step 3: Plug the LED Into the Breadboard.
Make sure that the longer leg on the LED is on the left side of the breadboard.
Step 4: Connect the Resistor to the Shorter Leg of the LED.
The resistor color code is "brown, black, red".
Step 5: Add the Switch.
Connect one wire from the switch to the longer leg of the LED and connect the other wire from the switch to the resistor.