Marble-run engineering becomes an explosive adventure with the GraviTrax Volcano Accessory.
GraviTrax Accessory – Volcano
- Action tile that launches marbles in 3 directions when hit with another marble
- Encourages spatial reasoning, engineering skills, experimentation
- Includes volcano base, long rail, 2 medium rails, 3 short rails
- High-quality materials and construction – Lasting durabilityNote: This is an accessory. Full GraviTrax set is sold separately.
