Three unlikely friends--Eli, a mouse; Phoebe, a sparrow; and Hank, a frog--decide to build a small plane together. The story follows the friendly trio as they learn all about how a plane flies and how it is constructed. Detailed illustrations show the inner workings of a plane, teaching children the basics of how each part works together to get the plane flying.

Through hard work and perseverance, the three friends learn about mechanics and teamwork as they work together to build a miniature motorcycle.