LEGO DUPLO Cargo Train 10875 Exclusive Battery-Operated Building Blocks Set, Best Engineering and STEM Toy for Toddlers (105 Pieces)The LEGO DUPLO Cargo Train is now even easier for your toddler to control and interact with in multiple ways. Young children will love this fun toy as they become the DUPLO locomotive driver with the Push & Go motor a gentle push either forwards or backwards sends the train on its way and a firm hold or lift off the tracks will make it stop. Help them place the 5 colored action bricks along the track to sound the horn, turn the lights on and off,