Give a gift a day right up to the holiday with the action-packed fun of “GraviTrax Advent Calendar” and set those marbles racing!

This Christmas season, open the doors to 24 days of exciting GraviTrax surprises! Each compartment reveals a fun GraviTrax gift, from height tiles to tracks, from special curves to a spinner! Comes complete with 24 gifts and an extra surprise hidden within — everything you need to build a fun little marble run to race the 3 holiday-colored marbles! Makes an excellent introduction to GraviTrax, or a fun way to add additional pieces to an existing Starter-Set for repeat, year-round play!