Martha Speaks: Space Dogs
By Susan Meddaugh.
Houghton Mifflin Harcourt Books, 2012. 92 pp., $14.99.
In the latest installment of Martha Speaks (seen on PBS Kids), the chatty canine helps humans Helen and T.D. with their class project about the solar system — evading pesky space cats and their radioactive hairballs along the way. Ages 6-9.