High-quality translucent pieces cleverly interlock, to build the finished train, which when completed is an amazingly intricate and charming object. • Crystal puzzle in the shape of a train • High-quality translucent pieces cleverly interlock, to build the finished puzzl • Consists of 38 pieces • Age: 8+

Why do we like the Crystal 3-D puzzles?  They require spatial-thinking, looking ahead, fine motor skills, planning and carrying through.

You can watch a video tutorial for this puzzle on youtube to help you build the puzzle the first time!