2591 Happy Explorers Stack 'n' Learn

2591 Happy Explorers Stack 'n' Learn is a DUPLO Primo set that was released in 2000. It contains 19 pieces.
== External links ==
* Bricklink
* Brickeconomy
* Brickset
* Toysperiod
* Worldbricks
* Peeron
* Bricksargz
* Brickowl
Category:Primo
Category:Baby
Category:2000 (year) sets
Category:2000 sets