Experiment With a Plant's Roots

Roots help keep plants alive. They take in water and minerals. But do you know how much of a plant is made up of its roots? Or whether roots always grow down? Let's experiment to find out! <br><br><br><br>Learn more about plants in the Plant Experiments series - part of the Lightning Bolt Booksâ„¢ collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Booksâ„¢ bring nonfiction topics to life!