2 of 3 people found the following review helpful
= Durability: = Fun: = Educational:
Verified Purchase(What is this?)
... to the Duplo train sets. This engine base enables the child to build an engine of their own design which is battery driven. The original train sets only have one battery driven engine and any additional ones you buy (e.g. Thomas) are not battery powered. This makes for a more comprehensive and, therefore, more enjoyable train set.