Laser Maze is one of ThinkFun's most popular stem toys for boys and girls, and is a winner of the Good Housekeeping Best Toys Award. It's a beam bending logic game that comes with 60 challenges of increasing difficulty, from beginner to expert, and makes a great birthday or holiday present for kids who like smart games and challenging activities. Laser Maze is made with high quality components, and comes with a very clear and easy to understand instruction manual. Like all of ThinkFun's games, Laser Maze is built to develop critical thinking skills and ties into STEM subjects like science and engineering. Building and playing through the increasingly difficult challenges will sharpen your mind by improving logical reasoning, spatial reasoning and planning skills, all through fun game play. Laser Maze includes a real class 1 laser, 60 beginner to expert challenges, a battery, game board, and more Battery for the laser has <039Mw max output at 635-670. Recommend for ages 8 and up.