Enhance your GraviTrax Junior set with the Extension Trax, designed to expand marble run possibilities for young engineers aged 3 to 7. This set includes 33 pieces such as base plates, height stones, bridges, straights, slopes, and turns to create more intricate and longer tracks. It encourages advanced problem-solving and creative design while supporting deeper exploration of gravitational physics and kinetic motion. Perfect for building foundational STEM skills through hands-on play and experimentation, the Extension Trax is fully compatible with other GraviTrax Junior sets, making it an ideal add-on for expanding the marble run world. Adds 33 pieces to lengthen and diversify marble runs with various track components. Promotes creativity, fine motor skills, and early STEM learning. Compatible with other GraviTrax Junior sets for continuous play expansion. Features sturdy design and easy assembly for younger builders. Inspires imaginative, educational play with a fun interactive theme.
