Build your maze, and then use the coding cards to create a step-by-step path for the Programmable Robot Mouse. Program the sequence of steps, and then watch the mouse race to find the cheese! This deluxe set includes 30 double-sided coding cards, 10 double-sided Activity Cards, cheese wedge, and Activity Guide to provide the perfect hands-on introduction to coding concepts. Create endless maze path possibilities with 16 maze grids, 22 maze walls, and 3 tunnels. Add multiple players with the Programmable Robot Mouse (sold separately). Mouse lights up, makes sounds, and features 2 speeds.Details:4" mouse dimensions83 piecesRequires 3 AAA batteries (not included)For ages 4 and upContents:16 maze grids22 maze walls3 tunnels30 double-sided coding cards10 double-sided activity cards1 cheese wedge1 activity guide