Introducing the HABA Hubelino 128-Piece Marble Run Expansion Set - the ultimate STEM building toy for kids aged 3-5! Dive into a world of endless creativity and fun with this wooden marble maze set, perfect for toddlers and preschoolers. Let your little engineer's imagination run wild as they design and construct their very own marble roller coaster. With 128-Piece Run Elements, this dynamic expansion set is sure to delight and inspire. Mix and match Hubelino run elements to create exciting ball runs that kids aged 4 and up will love. Foster learning and imagination with this educational toy, making it the perfect gift for ages 3-5. Enhance your existing building blocks with this expansion set, which includes all the standard Hubelino run elements needed to build spectacular marble runs. Give your child the joy of building and learning with this top choice for 4 year olds. Delight in the endless possibilities and hours of entertainment this toy provides. Experience the thrill of engineering while boosting skills and creativity with this wooden marble run set. Start your child's STEM learning journey early with this ball run gift that is sure to spark curiosity and excitement. Dive into the world of building sets and educational toys with Hubelino, the go-to choice for kids aged 3-5. Are you ready to embark on a marble maze adventure with your little one? Get your hands on the HABA Hubelino 128-Piece Marble Run Expansion Set today and watch as your child's imagination and skills soar to new heights. With endless fun and creativity at their fingertips, this toy is a must-have for every young builder. Let the marble race begin!