- April 1, 1961
- April 2, 1961
- April 3, 1961
- April 4, 1961
- April 5, 1961
- April 6, 1961
- April 7, 1961
- April 8, 1961
- April 9, 1961
- April 10, 1961 (This strip is adapted in Lucy Must Be Traded, Charlie Brown)
- April 11, 1961
- April 12, 1961
- April 13, 1961
- April 14, 1961
- April 15, 1961 (This strip is adapted in Charlie Brown's All-Stars)
- April 16, 1961 (Frieda's first interaction with Schroeder)
- April 17, 1961
- April 18, 1961
- April 19, 1961
- April 20, 1961
- April 21, 1961
- April 22, 1961
- April 23, 1961 (This strip is adapted in A Charlie Brown Celebration)
- April 24, 1961
- April 25, 1961
- April 26, 1961
- April 27, 1961
- April 28, 1961
- April 29, 1961
- April 30, 1961
