Pull-back truck for kids aged 7 and up – LEGO® Technic™ Monster Jam ThunderROARus Pull-Back for girls and boys who love monster truck playsets, vehicles and dinosaur toys Truck toy with pull-back action – Pull the truck back and then release it to recreate the thrills of the Monster Jam arena with fast-action tricks and stunts Dinosaur-inspired features – This kids’ truck features authentic design details, like the scales, spikes, teeth and realistic tires inspired by the real Monster Jam ThunderROARus A treat for kids who love to build and play – This set makes a fun treat for kids, offering lots of play potential as they develop their building skills A great gift for kids – This LEGO® monster truck makes a fun gift idea for boys and girls who love pull-back car toys An introduction to engineering – LEGO® Technic sets feature realistic movement and mechanisms to introduce young LEGO® builders to the universe of engineering Measurements – A 232-piece set with a truck toy model measuring over 4.5 in. (12 cm) high, 7 in. (18 cm) long and 4 in. (11 cm) wide Ages 7+