Books Birds do the strangest things, Reptiles do the strangest things, Fish Do Strangest Things |
The Step-Up Books were published by Random House in the 1960s and 1970s as a follow-on series for students who had surpassed the reading level of the I Can Read books.
Contents
Nature Library
Story of America
Sports Library
Fun and Adventure
References
Step-Up Books Wikipedia(Text) CC BY-SA