GRAVITRAX ACTION SET XL SKYTRAX

EXCITING SKYTRAX ELEMENT; INCLUDES A UNIQUE SKYTRAX ACTION TILE THAT LIFTS MARBLES TO HIGHER LEVELS USING AN INNOVATIVE TRACK-SWITCHING MECHANISM. BUILDING COMPONENTS COMES WITH OVER 50 PIECES INCLUDING TRACKS; CURVES; HEIGHT TILES; JUNCTIONS; AND MORE FOR DYNAMIC BUILDS. MODULAR & EXPANDABLE SYSTEM; COMPATIBLE WITH ALL OTHER GRAVITRAX SETS AND EXPANSION PACKS TO ENDLESSLY EXPAND YOUR MARBLE RUN WORLD. STEAM LEARNING FOCUS; ENCOURAGES HANDS-ON LEARNING IN PHYSICS; GRAVITY; MAGNETISM; AND ENGINEERING.