Little ones can enjoy hours of fun playtime with the LEGO DUPLO Train Tunnel and Tracks Expansion Set (10425). This train set toy for toddlers ages 2 and up helps boys and girls develop their imagination and collaborative social skills. This buildable train and train track playset comes with a tunnel, a 10-piece track, funnel element, and a 2-way point switch to change the train’s direction of travel. This LEGO DUPLO train set can be combined with other models. Add a tunnel and extra track with train sets with the LEGO DUPLO Town Interactive Adventure Train (10427) and LEGO DUPLO Town Big Interactive Community Train (10428) for interactive play. Extending the train track through the toy tunnel helps preschoolers learn spatial awareness and prediction skills. This learning toy for toddlers helps them to develop patience and focus as they discover the many routes they can make. Contains 20 pieces.