When scientist Jim Wood invited Grandpa to visit his fantastic new house, Rosie went too. But where was Jim Wood? And what was his house computer, Vesta, doing?

When scientist Jim Wood invited Grandpa to visit his fantastic new house, Rosie went too. But where was Jim Wood? And what was his house computer, Vesta, doing?

9-level fiction series that grows up with young learners Exciting stories - follow Rosie, Ben, Grandpa and Clunk on their adventures Picture Dictionaries and Gl

NEW YORK TIMES BESTSELLER • A stunning “portrait of the enduring grace of friendship” (NPR) about the families we are born into, and those that we make fo

"Text first published in 1990 by Children's Press, Inc."