We have educational material for kids.
The audiobook The Universe of Plankton is available from the Educational Resources section of our web page.
The audiobook (in spanish) has 5 chapters. Here, as a short story, we explain some basic concepts of plankton, photosynthesis and photobiology. The audiobook was done by Dalila Giampalmo y Charli Alonso, together with the researchers of EFPU.
The image is artwork by Sanja Zamuda and is available from the site http://illustraciencia.blogspot.com.ar/2016/03/plankton-small-organisms-of-big.html