Kullerbü High Altitude Expansion Set with 10 Risers for Track Systems

Want to push a Kullerbü track higher? The High Altitude Expansion Set gets you there. It holds 10 risers that lift track sections in stable, stackable steps, so every curve and race picks up a little more pace.

Little builders can change the height of their runs whenever they like. That freedom keeps a marble run fresh and lets kids work through early STEM ideas as they go.

Why You Will Love This Kullerbü Expansion Set:

• Build Upward, Play Longer: Adds height and variety to Kullerbü marble runs for more action-packed fun.
• Precise and Easy Elevation: Raises track sections in consistent, stackable increments for smooth transitions and stable builds.
• Perfect Add-On for Kullerbü Fans: Fully compatible with all Kullerbü tracks, ramps, and elements.
• Durable and Child-Friendly: Made from high-quality, kid-safe materials built to withstand active play.
• Encourages Creative STEM Play: Boosts spatial reasoning, cause and effect understanding, and early engineering thinking.