Toys "R" Us via eBay offers the LEGO Duplo Deluxe Train Set, model no. 10508, for $83.99 with free shipping. That's the lowest total price we could find by $39, although it was $4 less in November. This 134-piece set includes 64" of track, a bridge with tunnel, Duplo-brick stone quarry, working crane, and three Duplo figures.