The GraviTrax PRO: Vertical Expansion Set offers 33 additional elements to reach new heights with your track.

GraviTrax is an innovative marble run and construction toy for boys and for girls. It is an ideal gift for smart, curious kids. 

• ages 8

Since 1891 Ravensburger has been making the finest puzzles in Ravensburg, Germany. Extra-thick cardboard pieces mean your puzzle will last for years and the fine, linen-structured paper eliminates glare so you can really see the details. Ravensburger also creates high quality games, crafts, science kits, and more as well as their iconic puzzles.