Duplo is also compatible with regular Lego. We used Duplo for the big structure and Lego on top for details. Great way to build huge stuff quickly. https://upl

Duplo is also compatible with regular Lego. We used Duplo for the big structure and Lego on top for details. Great way to build huge stuff quickly. https://upload.wikimedia.org/wikipedia/commons/0/04/LEGO-kompatiblo.jpg https://upload.wikimedia.org/wikipedia/commons/0/04/LEGO-kom...