Shhhhhh, it's a secret - Myers, Bernice. (Holt, Rinehart and Winston, 1973)
Satellite books are supplementary units designed to accompany the Holt Basic Reading System, by Eldonna L. Evertts, Lyman C. Hunt, and Bernard J. Weiss.
Includes activity card.
Keywords: Reading (Elementary); Readers / 1950-