Used Book - The Magic School bus: Adventures in the Food Chain (PB)
by Patricia Relf (Author), Bruce Degen (Author), Joanna Cole (Author), Scholastic Productions (Author), Carolyn Bracken (Illustrator)
Paperback, Used-Very Good
A class trip to the beach becomes an underwater lesson about food chains when Arnold and Keesha are challenged to discover what a tuna fish sandwich and some smelly green pond scum have in common.