Most people prefer to do what most interests us in life. Sharing our interests and taking an interest in others makes us even more interesting. This book shows Cal making a board game and Ada making an outdoor ball toss game. They both want to play their own game with each other. See how they cope with this conundrum. Will they argue and not play any game? Will they negotiate and find a way to work out their differences of opinion about whose game is the most interesting? Read book nineteen of the 'I Feel... When...' series to find ways to share your interests with others. You will also be given simple patterns for making your own interesting game and activity. Sharing our own interests and moving on to other fun activities can be more fun for everyone. The monster within all of us can learn from Cal and Ada.