- Toddlers aged 2+ extend their LEGO® DUPLO® railway adventures and learn development skills with the Train Tunnel and Tracks Expansion Set - This creative building toy includes 10 track pieces, 1 action brick, a 2-way points piece and tunnel and funnel elements - Only Tracks part, Train not included - This set combines with LEGO® DUPLO® Town interactive train sets (sold separately) to expand toddlers’ learning journeys even further - This 20-piece set includes a tunnel measuring over 7.5 in. (20 cm) high, 6.5 in. (16 cm) wide and 6 in. (15 cm) deep
