The GraviTrax Advent Calendar holds 24 gifts and an extra surprise.

At least one surprise awaits behind every door of the Advent calendar—ranging from building blocks and action elements to Christmas-themed marbles.

Beginners and GraviTrax fans alike can look forward to 8 special curve elements. The 24 surprises—plus an extra bonus—can be enjoyed with or without a Starter Set. A Christmas track design and explanations for the individual action elements are included in the app. What exactly can you discover in the GraviTrax Advent Calendar?

With GraviTrax, building fun knows no bounds. The GraviTrax marble run system can be expanded infinitely, guaranteeing limitless fun in building and playing. By freely designing tracks and exploring how the marbles roll and fly, players sharpen their understanding of science and experience gravity firsthand. The STEM symbol on our products indicates a category of play where science is experienced through fun. STEM stands for Science, Technology, Engineering, and Mathematics.