Tennis can be played between two opposing players or between teams of two. Tennis courts can be made of grass, concrete, asphalt, or clay. Learn more in Tennis, a For the Love of Sports book. Each title in the For the Love of Sports series features easy-to-read text, stunning visuals, and a challenging educational activity. A unique book code printed on page 2 unlocks multimedia content. These books come alive with video, audio, weblinks, slideshows, activities, hands-on experiments, and much more.