Zigolos pull along trolley with blocks provides building and puzzle fun for little kids on the go. The trolley can be pulled around by a string carrying 15 colorful and fun shaped blocks. The 9.5in. X 9.75in. Cart has a 6.25in. X 6.25in. Opening which holds all of the blocks when correctly placed. The blocks can also be used as traditional building blocks, but come in colors and shapes to create an adorable outdoor scene. Wood and rubber wheels provide a smooth ride. Includes rolling cart, rope handle and 15 blocks. Recommended for children 1 to 3 years of age.