CCC GT Junior Start XXL Planet

"Gravitrax Vertical Starter Set is a professional STEAM physics toy focusing on 3D vertical track building. Breaking flat-track limits, it supports multi-layer stereo construction to intuitively learn gravity and dynamics. Open-ended and fully expandable with safe premium materials, it develops spatial and scientific thinking for ages 8+.

"1. Features innovative vertical 3D construction 2. Provides authentic STEAM physics learning experience 3. Open-ended gameplay with outstanding expandability 4. Manufactured with premium German craftsmanship and safe materials 5. Cultivates a full spectrum of thinking abilities 6. Officially certified and applicable to various scenarios 7. Components with smooth edges are friendly for younger children. Enlarged marbles allow easier grasping."