Guests at Little Frog's birthday party include the red fox, the purple butterfly, the orange cat, and other colorful animals. The illustrations are designed to demonstrate the concept of complementary colors.
A very quiet cricket who wants to rub his wings together and make a sound as do so many other animals finally achieves his wish; and includes a battery-operated sound of a cricket at the end of the book.
When a storm strikes a cargo ship, ten rubber ducks are tossed overboard and swept off in ten different directions. The rubber duck's squeak is reproduced at the end of the book. Based on a factual incident.