These are the notes that are written on the treble clef.
The notes E,G,B,D,F are all the lines.
The notes F,A,C.E are all between the lines - in the spaces.
A good way of remembering these is Even George Bush Drives
Fast
and FACE
(These letters go from A to G in the alphabet and then back to A again.)
Click the play arrow button to hear them. You may have to click twice.