Shock Bump Maze,The Wire Game Toy, Super Nerve Game Wire Skill Maze details: Electronic Science Toys - This popular and interesting electronic science kit can well and encourage kids learning about science. Maze Educational Kit - You can create new shapes every you to test your balance ability. Different shapes have different difficulty. children's hand-eye coordination and concentration skill through practice. Great Kids - This learning toy is good for curious kids, turning your own new ideas and inventions into reality. Wide Applications - The circuit motor kit includes familiar components can be used in school in science, technology and design courses, easy to meet your project needs, your learning skills and hand-on ability. Perfect Gift - This physics experiment kit is suitable for birthday gifts , party gifts, etc. for children who like physics, children will especially like it. There are three replaceable maze lines, you can experience it from difficult to easy. Specification: Material:Metal+Plastic Package Size:27x19cm/10.6x7.5in Package Includes: 1x Base Bracket, 3x Maze Line Note: allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.!