"Rocket's 100th Day of School" is a children's book from the Rocket series by author Tad Hills. Published by Random House Children's Books in 2014, this Step Into Reading Step 1 book is a trade paperback in English, with 32 pages. It follows Rocket, a lovable dog, as he celebrates the 100th day of school with his friends, touching on themes of friendship and education in a beginner reader format. The book is 9.1 inches long, 5.9 inches wide, and 0.1 inches high, weighing 2.8 ounces.