A team of sharks is determined to make it to swim camp and become the best swimmers in Ocean City. But they won't make it if they can't swim 75 laps by the end of the week. This entertaining story teaches readers various ways to apply the concept of two-digit subtraction. Full-color illustrations.

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 This nonfiction picture book is an excellent choice to share during homeschooling, in particular for children ages 6 to 8. It's a fun way to learn to read and as a supplement for activity books for children.

This is a Level 3 MathStart book, which is perfect for kids ages 6 and up. The MathStart series uses funny stories and colorful art to show kids that they use math every day, even outside of the classroom Each book features an activity guide to have fun with the math concepts presented in the story.