Beschreibung
Now Olivia isn't a princess anymore she's even more determined to be a science investigator, finding out things about the world around her. When she goes to visit her uncle Cassander for a holiday, she realises there's a huge problem. The oceans are filled with rubbish, and she can't see any fish swimming about. Olivia and her best friend Ravi decide to find out what's going on in the water... 6+ Will inspire scientists and activists of the future.
