Math Matters is a series of stories with real-life math connections. Each engaging book offers real-kid characters who confront humorous dilemmas and come up with clever solutions. With the clever use of fractions eight of the messiest campers win the prize for cleanest cabin.
Hannah is disappointed when she misses the 100 day celebration because of a cold, but when she returns on Monday with her button collection the class is marking "one hundred plus one" day.