Animal Train

As a retired DUPLO set aimed at very young children, Animal Train occupies a unique space in the aftermarket. DUPLO sets generally see heavy play wear, meaning sealed or complete boxed examples in good condition become surprisingly sought after by parents looking for durable, classic learning toys. While it may not appreciate like a high-end Star Wars or Modular Building set, its charming animal designs and high play value give it steady demand among families. With a modest original MSRP of $19.99 and just 15 large pieces, the financial barrier to entry for collecting or holding this set is very low. Investors shouldn't expect astronomical returns, but it's a solid, low-risk addition to a diversified sealed DUPLO collection, particularly around holiday gifting seasons when parents seek out tried-and-true developmental toys.