Young Cam Jansen and the 100th Day of School (Puffin Easy-To-Read, Level 2)

Cam Jansen and her best friend, Eric, are excited about their class' 100th day of school party! To celebrate, they're having snacks that start with the letter P - pretzels, popcorn, pineapple juice, and everybody's favorite, pizza. But when the pizza disappears from the kitchen, it's up to Cam and her photographic memory to solve this delicious mystery!