The MSB Inside a Volcano Part of Set: The Magic School Bus Science Box1 Author: Kristin Earhart ISBN: 9780545356855 Format: Paperback Publication Date: 2012 No of Pages: 32 SKU: 9780545356855 Categories: 7-9 yrs, 8-11 yrs, Magic School Bus Science Box1 Related products Oh say can you seed? Read more Busiest People Ever Read more Wish for a fish Read more Clam-I-am! Read more