DJ Rock Dock cleverly combines old and new technology in this portable speaker dock that kids can build themselves. Build a colorful speaker dock for an iPod®, iPhone® or other audio device. Features an audio plug, speakers, two pre-printed foldable paper housings, and circuit board. Twist wires together to build the speaker set and the best part is, no tools are required! Kids gain hands-on experience and learn the basics of electronics by investigating how speakers and amplification work. The kit includes a book that teaches kids the difference between analog and digital, explains electricity, and provides detailed instructions for building their own speaker system with the included parts.