When Freddie is upset because he cannot go to camp, the others raise the money to he can go. He then realizes that staying with his friends is what he wants to do for the summer.
When Freddie doesn't want to eat his vegetables the others let him eat only what he wants. After living on popcorn for four days, Freddie learns the advantages of a balanced diet.
When Henrietta's newly baked cake disappears, she accuses Freddie of taking it and discovers it is not wise to make accusations before knowing all the facts.
A rainy day dampens the plans of Emmy Jo, Freddie and Charlie. Their disappointment is only alleviated when they are shown the beneficial effects of rain and its necessity.
When Charlie becomes upset because Summer is nearly over and he has not done all he wanted to do, the group points out the advantages of the fall season to him.
When Henrietta tries to get too many opinions about redecorating her house, she discovers she has to make her own decisions because everyone has their own idea on how something should be done.
When Doug appoints Charlie to make rules to govern Freddie's drum playing, Charlie makes them do stringent that everyone realizes that rules only work if they are fair.
When Charlie decides he must board up his house and tell others to stay away in order to find peace and quiet, he finds out how lonely it can be to live without friends.
Charlie is too concerned with his own problems to give Freddie a sympathetic ear when he needs it and learns that kindness to others is a two-way street.
Doug and Charlie do not like winter but make up a game about how much fun it can be, learning that if you try hard enough you can find something good in any season.
When Henrietta, Charlie and Freddie enter separate State Fair contests, Freddie does such a sloppy job building his model airplane that the judges refuse to give him a prize.
Everyone learns the importance of being responsible for promises when Emmy Jo passes a promise made o Charlie on to Henrietta who then forgets to keep it.