Experience the thrill of watching marbles roll and cascade with the Ravensburger GraviTrax PRO Vertical Starter Set. Ideal for builders aged 8 and up, this set is a fantastic way to introduce the concepts of physics and gravity to younger children, while providing hours of entertainment for teens and adults alike. With 153 high-quality plastic pieces, you can construct a vertical marble run that's not only engaging but also a beautiful addition to any room. The set includes everything you need to get started, and it's compatible with other brands such as K'NEX, allowing for endless expansion and creativity. Manufactured in the Czech Republic in 2020, the GraviTrax PRO Vertical Starter Set is part of the renowned Ravensburger product line and carries the MPN 26832. Whether you're a collector or seeking a gift for a budding engineer, this set promises to deliver endless fun and educational possibilities. Please be sure to review all photos and read the description before purchasing. Items listed as vintage and with their original packaging may be very brittle/breakable. If item is still sealed I will not open to test the durability of the item. Items are sold in "as is" condition. Please ask any questions you may have before purchasing. Shipping is based on a rough estimate of size, weight, and dimensions.