The kit is something of a multimedia experiences since it incorporates lights, motion sound, and the ability to plug your own iPod into the system. (Small pieces make this set inappropriate for small children.)
From the Amazon.com review
It's easy to see why the previous iCoaster was recognized by The National Parenting Center and Parents Magazine as an incredible building toy. This version retains all the great qualities of its predecessor and is bigger, stronger and faster.
The construction oriented iCoaster encourages kids to build with determination, helping enhance their ability to focus and their fine-motor skills. It also promotes understanding of magnetism, inspires creativity and helps kids develop problem-solving skills, adding an innovative dimension to play.
Here is where you can learn even more about the Magnext iCoaster (new Model).