Discover how a material handler works – Kids aged 10+ will love exploring all the manual and pneumatic functions of this LEGO® Technic™ Material Handler (42144) toy model setPneumatic functions – Check out the movable arm with a reach of approximately 13 inches (35 cm), plus a classic ‘orange peel’ style grapple that opens and closesManual functions – Explore the upper arm that can rotate through 360 degrees, the elevating operating cab, plus a mobile undercarriage system with steering and 4 outriggersA LEGO® Technic™ build – Fans of LEGO Technic will enjoy building this set. It’s also a great project for anyone looking for a more challenging LEGO buildProject for kids aged 10 and up – Give this mechanical toy as a gift to kids aged 10+ for a project that offers a range of features and functions to exploreMeasurements – This LEGO® Technic™ construction site toy measures 12.5 in. (33 cm) high, 15.5 in. (40 cm) long and 6.5 in. (17 cm) wideAn introduction to engineering – LEGO® Technic™ buildable model sets feature realistic movement and mechanisms that introduce young LEGO builders to the universe of engineeringHigh quality – LEGO® Technic™ components meet rigorous industry standards to ensure they are consistent, compatible and connect reliably every timeSafety first – LEGO® Technic™ components are dropped, heated, crushed, twisted and analyzed to make sure they meet strict global safety standards