Jack Silbert

Jack Silbert is the author of "Santa in Space", "Math Mysteries", "The Christmas Aliens" and "50+ Super-Fun Math Activities: Grade 4".

Books by Jack Silbert

Math Mysteries
Silbert, Jack
Paperback: $16.99

Nelson Mandela: F...
Silbert, Jack
Digital (delivered electronically):

50+ Super-Fun Mat...
Silbert, Jack
Paperback: $11.99

Santa in Space
Silbert, Jack
Paperback: $3.29