Download or read book Shark Swimathon written by Stuart J. Murphy and published by Harper Collins. This book was released on 2000-12-26 with total page 44 pages. Available in PDF, EPUB and Kindle. Book excerpt: Shark Swimathon The Ocean City Sharks have to swim 75 laps by the end of the week, and every day they figure out how many laps are left to go. Swimming and subtraction are all part of the fun!