Greyhounds can run 40 miles per hour. The worlds smallest dog is a 4-inch tall chihuahua. These interesting facts about this animal can be discovered in I Love My Pet Dog. Dog is part of the Let's Read collection of media enhanced books designed for children ages 5 to 7. These books were created to inspire beginning readers to become independent readers. The AV2 Spanish language collection gives emerging bilingual readers access to both a printed Spanish book and an eBook that provides both Spanish and English translations of the text. Simply enter the book code found on page 2 of this book at www.av2books.com to unlock your eBook. With the click of a button, this eBook can switch between Spanish and English text. Readers can use the eBook to learn Spanish or English vocabulary and sentence structure.