Teaches early readers about roots, explaining why plants have roots, what they look like, how they help plants grow, and how they are used by people and animals.
A scientific introduction to plants, describing how scientists study plants and perform experiments, and providing instructions for related experiments.
"Mr. Aster, who likes routine, is happy to care for Little Green Girl when she arrives in his garden, but not interested in helping her see the world beyond its walls"--OCLC.