Bass Notation D String 1 2 3 Now we will continue practicing reading the notes of the bass clef. Remember the lines can be identified with Great Big Ducks Fly Away. The spaces can be memorized with All Cows Eat GrassOctober 17, 2012 1 2 3 Now we will continue practicing reading the notes of the bass clef. Remember the lines can be identified with Great Big Ducks Fly Away. The spaces can be memorized with All Cows Eat Grass Please press the Exercise button below.