The Gravitrax Expansion Set Bridges is an exciting addition that includes extra tracks and bridges to enhance or diversify the path for metal marbles. This set encourages creativity, peaks interest in science (including physics, spatial geometry, and gravity), and provides hours of entertainment for both adults and children.

• Includes additional tracks and bridges to customize Gravitrax sets
• Enhances understanding of physics and spatial geometry
• Can be combined with all Gravitrax series for endless fun
• Suitable for both kids and adults

Gravitrax sets allow for endless combinations, with expansion sets and add-ons ensuring perpetual fun and learning.