Marbles launched by remote control? This is the GraviTrax POWER Launch Starter Set, available in the USA! Buy GraviTrax here …
source
Check Also
REVIEW: GraviTrax Junior / My Planet Starter Set – Marble Run for Ages 3-7
This video review of GraviTrax Junior is loaded with Goodies & Freebies! Support my videos …
And yet again another fun video😊😊
At this point: he has 1000+ curves