Are You My Mother? by P.D. Eastman
Go, Dog, Go! by P.D. Eastman
The Best Nest by P.D. Eastman

All three of the above titles are necessary for Logic of English Foundations Level D.

We've taken the complete text and art of three beloved P.D. Eastman titles: Go, Dog. Go!, Are You My Mother?, and The Best Nest; Robert Lopshire's Put Me In the Zoo ; Marilyn Sadler and Roger Bollen's It's Not Easy Being a Bunny; and Mike McClintock's charming, cautionary tale A Fly Went By, and bound them together in one sturdy hardcover omnibus.