79. "Blind Date Committee"
80. "Beaver Takes a Bath"
81. "School Bus"
82. "Beaver's Prize"
83. "Baby Picture"
84. "Beaver Takes a Walk"
85. "Borrowed Boat"
86. "Beaver's Tree"
87. "Teacher Comes to Dinner"
88. "Beaver's Fortune"
89. "Beaver Makes a Loan"
90. "Beaver the Magician"
91. "June's Birthday"
92. "Tire Trouble"
93. "Larry Hides Out"
94. "Pet Fair"
95. "Wally's Test"
96. "Beaver's Library Book"
97. "Wally's Election"
98. "Beaver and Andy"
99. "Beaver's Dance"
100. "Larry's Club"
101. "School Sweater"
102. "The Hypnotist"
103. "Wally and Alma"
104. "Beaver's Bike"
105. "Wally's Orchid"
106. "Ward's Baseball"
107. "Beaver's Monkey"
108. "Beaver Finds a Wallet"
109. "Mother's Day Competition"
110. "Beaver and Violet"
111. "The Spot Removers"
112. "Beaver, the Model"
113. "Wally, the Businessman"
114. "Beaver and Ivanhoe"
115. "Wally's Play"
116. "The Last Day of School"
117. "Beaver's Team"
Season 4
118. "Beaver Won't Eat"
119. "Beaver's House Guest"
120. "Beaver Becomes a Hero"
121. "Wally, the Lifeguard"
122. "Beaver's Freckles"
123. "Beaver's Big Contest"
124. "Miss Lander's Fiance"
125. "Eddie's Double-Cross"
126. "Beaver's I.Q."
127. "Wally's Glamour Girl"
128. "Chuckie's New Shoes"
129. "Beaver and Kenneth"
130. "Beaver's Accordian"
131. "Uncle Billy"
132. "Teacher's Daughter"
133. "Ward's Millions"
134. "Beaver's Secrect Life"
135. "Wally's Track Meet"
136. "Beaver's Old Buddy"
137. "Beaver's Tonsils"
138. "The Big Fish Count"
139. "Beaver's Poster"
140. "Mother's Helper"
141. "The Dramatic Club"
142. "Wally and Dudley"
143. "Eddie Spends the Night"
144. "Beaver's Report Card"
145. "Mistaken Identity"
146. "Wally's Dream Girl"
147. "The School Picture"
148. "Beaver's Rat"
149. "In the Soup"
150. "Community Chest"
151. "Junior Fire Chief"
152. "Beaver's Frogs"
153. "Beaver Goes in Business"
154. "Kite Day"
155. "Beaver's Doll Buggy"
156. "Substitute Father"