Ravensburger GraviTrax STEM Marble Run Game Starter Set

The GraviTrax Starter Set is an innovative construction toy that combines science and creativity, allowing kids to build and race marbles through an expandable track system.

With 122 pieces, including height tiles, turns, tracks, and a magnetic cannon, this set offers endless building activities for kids aged 8 and up.

The set includes instructions for 9 different track layouts and 24 fun challenges that foster problem-solving skills and critical thinking.

With over 6 million sold worldwide, the GraviTrax Starter Set makes a great birthday present or holiday gift for kids who love to build and learn.