Ploppy the defender of groundwater

Ploppy is developed by the Spanish Geological and Mining Institute to teach children about groundwater.
Ploppy has its own website on
The Spanish Geological and Mining Institute also developed an interactive CD on discovering sustainable groundwater balances with Ploppy. On this CD Ploppy will guide you through games, videos, music and many more interactive elements.

To watch the introduction of this interactive CD click here.


Hydrogeology quiz

Download this quiz and find the correct route from Rainfall to Recharge. You can only follow the true statements to find the right path!

This quiz is developed by MetaMeta Games.