Youngsters and preschool kids who love to role-play everyday heroes will love this LEGO® City Construction Bulldozer building set. There’s a cool bulldozer toy with rubber tracks, working bucket and a trailer, a toy crane with a wrecking ball, a cement mixer and a warning sign – with a wide range of realistic, feature-rich vehicles and machines, kids’ imaginations are free to soar! This cool toy for preschool kids 4+ includes a simple printed building guide and a special Starter Brick element to help youngsters experience the pride of constructing their own LEGO® toys. And with the free LEGO® Life app for smartphones and tablets, kids get Instructions PLUS – an interactive building guide with amazing zoom and rotate viewing tools that really make LEGO® building child’s play. WARNING: Choking Hazard. Small Parts.