With Track Builder there's no limit to what can be created, especially now that it's fully brick compatible! YOU are in the driver's seat! Create your own outrageous stunts, experiment with speed and keep challenging yourself to Make it EPIC! Are you ready to get your wheels turning? The Hot Wheels Track & Brick Pack includes 40+ pieces for an outrageous set with track pieces, connectors, bricks, loop, jump,launcher and more plus a Builder's Guide. Each pack includes a Hot Wheels vehicle for instant action. Combine with other track and bricks for even more fun!