A large, prickly cactus grows in the desert. It was once a small seed. So how did the cactus get so big? Beginning readers will discover how a seed turns into a fully-grown cactus in this basic introduction to plant development. Each 24-page book features controlled text with age-appropriate vocabulary and simple sentence construction. The clear text, fresh design, and colorful, eye-catching photos are sure to capture the interest of emergent readers.