Take your toddler’s train play to the next level with the LEGO DUPLO Bridge and Rails Expansion Set (10426). Designed for kids aged 2 and up, this creative building set includes a buildable bridge, a lifting barrier, 8 straight track pieces, and a special action brick that makes interactive trains from sets 10427 and 10428 stop and play fun sounds. Children can design their own railway routes, explore different track heights, and develop fine motor skills, spatial awareness, and problem-solving abilities. By combining and connecting the tracks, toddlers can decide where their train will go and enjoy endless imaginative play. A perfect addition to any LEGO DUPLO train collection that combines learning, creativity, and hands-on fun.