Edushape Motorized Marble Run Set with Elevator for Kids 8+ Total of 175 Pieces Marble Track Maze Educational Construction Building Sets for Boys and Girls Construction-Style Toy Helps Stimulate Creativity & Reasoning from Early Age Advanced Run Boasts Battery-Operated Elevator that Transports Marbles! Expansive Set Features 175 Pieces Including Building Parts, Marbles & Motors Taller Multi-Story Tower Tops Out at Maximum Height of 13 1/2 Inches x 11 1/2" Illustrated Instruction Manual Included; 2 AA Batteries Required (Not Included)