The product is a K'NEX instruction booklet for the 3-in-1 Classic Amusement Park building set. Designed for ages 9 and up, this booklet allows users to build various amusement park-themed structures using K'NEX pieces. The set is part of the amusement park theme within the K'NEX product line, offering 15 points of instruction to create different models. It provides a fun and educational building experience for children and adults alike who enjoy constructing with building sets.