GraviTrax - Expansion Tunnels Age 1+ - 4 straight tubes with

- 4 straight tubes with holes

Mechanic: Set Collection

This engaging puzzle is designed for ages 3 and up

These authentic miniatures typically measure around 17cm in length

Made from high quality Beech wood

GraviTrax - Expansion Tunnels Age 1+ - 4 straight tubes withGraviTrax Expansion Set: Tunnels Create the element of surprise with the GraviTrax Tunnels Expansion set! Use the tunnels to hide the marbles as they travel through your track. Combine the tunnels with your GraviTrax Starter Set for added mystery to your track. Will you be able to keep your eye on the marble as it rolls through the tunnels? GraviTrax Tunnel extension is a great tunnel system and provides on the ball track for many moments of surprise.