The race is on to build hands-on coding skills! Build your maze, and then use the coding cards to create a step-by-step path for Colby, the programmable Robot Mouse, to race to find the cheese! Create your path with 16 maze grids to create a 20" x 20" maze board, 22 maze walls, and 3 tunnels for endless possibilities. Includes 30 double-sided coding cards, 10 double-sided activity cards. Add multiple players with Jack, a second programmable Robot Mouse, sold separately. Requires 3 AAA batteries. From Learning Resources for ages 5+.